{"product_id":"tungaloy-wnmg080416-ths-t9125-carbide-insert","title":"Tungaloy WNMG080416-THS T9125 Carbide Insert – PVD Heavy Roughing Severe Interrupted Cuts","description":"\u003c!-- ============================================================\n     TUNGALOY WNMG080416-THS T9125 – PRODUCT DETAIL PAGE\n     Brand Color: #47479F | Mobile-First | No iframes | No fixed widths\n     ============================================================ --\u003e\n\u003cstyle\u003e\n  .tng-wrap{font-family:'Segoe UI',Arial,sans-serif;color:#1a1a2e;line-height:1.7;max-width:100%}\n  .tng-hero{background:#47479F;color:#fff;padding:32px 24px;border-radius:10px;margin-bottom:28px}\n  .tng-hero h1{font-size:clamp(1.2rem,3vw,1.8rem);font-weight:800;margin:0 0 10px;letter-spacing:.4px}\n  .tng-hero p{font-size:1rem;margin:0;opacity:.92}\n  .tng-badge{display:inline-block;background:#fff;color:#47479F;font-weight:700;font-size:.78rem;padding:3px 10px;border-radius:20px;margin-right:6px;margin-bottom:6px}\n  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p{font-size:.85rem;color:#333;margin:0}\n  .tng-faq{margin-bottom:12px;border:1px solid #dde;border-radius:8px;overflow:hidden}\n  .tng-faq-q{background:#47479F;color:#fff;padding:13px 16px;font-weight:700;font-size:.92rem}\n  .tng-faq-a{background:#f9f9ff;padding:13px 16px;font-size:.88rem;color:#333}\n  .tng-tip-box{background:#1a1a2e;color:#fff;border-radius:10px;padding:20px 24px;margin-top:28px}\n  .tng-tip-box h3{color:#a0a0ff;margin-bottom:12px}\n  .tng-tip-box ul{margin:0;padding-left:20px}\n  .tng-tip-box li{margin-bottom:6px;font-size:.88rem;opacity:.92}\n  .tng-why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}\n  .tng-why-card{background:#47479F;color:#fff;border-radius:8px;padding:14px;text-align:center}\n  .tng-why-card .icon{font-size:1.6rem;margin-bottom:6px}\n  .tng-why-card strong{display:block;font-size:.9rem;margin-bottom:3px}\n  .tng-why-card span{font-size:.8rem;opacity:.88}\n  .tng-keyword-cloud{display:flex;flex-wrap:wrap;gap:7px;margin:10px 0}\n  .tng-kw{background:#e8e8f8;color:#47479F;font-size:.78rem;padding:3px 9px;border-radius:20px;font-weight:600}\n  .tng-vs-box{background:#fff8e1;border-left:4px solid #f5a623;border-radius:8px;padding:14px 18px;margin:14px 0;font-size:.88rem;color:#5a4000}\n  @media(max-width:600px){\n    .tng-hero{padding:20px 14px}\n    .tng-code-cell{min-width:50px;padding:8px 6px}\n    .tng-code-cell .letter{font-size:1.1rem}\n    .tng-section h2{font-size:1.05rem}\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"tng-wrap\"\u003e\n\u003c!-- HERO \/ H1 --\u003e\n\u003cdiv class=\"tng-hero\"\u003e\n\u003cdiv\u003e\n\u003cspan class=\"tng-badge\"\u003eISO WNMG\u003c\/span\u003e \u003cspan class=\"tng-badge\"\u003eT9125 Grade\u003c\/span\u003e \u003cspan class=\"tng-badge\"\u003ePVD TiAlN Coated\u003c\/span\u003e \u003cspan class=\"tng-badge\"\u003eR1.6 Corner\u003c\/span\u003e \u003cspan class=\"tng-badge\"\u003eTHS Reinforced Chipbreaker\u003c\/span\u003e \u003cspan class=\"tng-badge\"\u003eTungaloy\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch1\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy WNMG080416-THS T9125 Carbide Turning Insert – PVD Coated for Severe Interrupted Cuts \u0026amp; Heavy Steel Roughing\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003eThe most impact-resistant insert in the Tungaloy WNMG08 lineup. THS reinforced chipbreaker + R1.6 corner + T9125 tough grade — engineered for the most severe interrupted cuts, heavy forged steel roughing, and conditions where standard TH geometry reaches its limits.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- PRODUCT OVERVIEW --\u003e\n\u003cdiv class=\"tng-section\"\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003e\"Which WNMG insert survives the most severe interrupted cuts and heavy forged steel roughing without edge fracture?\"\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy WNMG080416-THS T9125\u003c\/strong\u003e represents the pinnacle of impact resistance in the Tungaloy WNMG08 series. The \u003cstrong\u003eTHS (Tungaloy Heavy Strengthened)\u003c\/strong\u003e chipbreaker is a reinforced evolution of the TH geometry, featuring a \u003cstrong\u003ewider T-land edge hone, broader chip groove, and additional edge reinforcement\u003c\/strong\u003e specifically designed to withstand the extreme mechanical shock of severe interrupted cuts, heavy forged surfaces, and multi-interrupted workpieces where the standard TH chipbreaker would fracture.\u003c\/p\u003e\n\u003cp\u003eCombined with the \u003cstrong\u003eR1.6 corner radius\u003c\/strong\u003e (maximum chip thinning, maximum edge strength) and the \u003cstrong\u003eT9125 enhanced-toughness PVD grade\u003c\/strong\u003e, this insert is the definitive choice for production environments where edge fracture and unpredictable tool life are the primary challenges — not surface finish or cutting speed.\u003c\/p\u003e\n\u003cdiv class=\"tng-vs-box\"\u003e🔄 \u003cstrong\u003eTHS vs. TH – Key Difference:\u003c\/strong\u003e THS has a wider, more reinforced cutting edge land (T-land) than TH, providing superior resistance to edge chipping and fracture under severe mechanical shock. TH is for standard interrupted cuts and semi-finishing; THS is for \u003cem\u003esevere\u003c\/em\u003e interrupted cuts, heavy forged skin, multi-interrupted workpieces, and conditions where TH chips prematurely. THS trades some chip control efficiency for maximum edge toughness.\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eSearch Keywords:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"tng-keyword-cloud\"\u003e\n\u003cspan class=\"tng-kw\"\u003eWNMG080416-THS T9125\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003eTungaloy carbide insert\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003eWNMG 08 04 16\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003eTHS chipbreaker\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003eR1.6 roughing insert\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003esevere interrupted cut insert\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003eheavy forged steel turning\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003ePVD coated roughing insert\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003eT9125 grade\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003eanti-fracture carbide insert\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003eCNC lathe roughing insert\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003eISO P25 carbide\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003emulti-interrupted turning\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003eTungaloy heavy roughing\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- MODEL CODE DECODER --\u003e\n\u003cdiv class=\"tng-section\"\u003e\n\u003ch2\u003eModel Code Decoder – WNMG080416-THS T9125\u003c\/h2\u003e\n\u003cp\u003eEvery character in the ISO insert designation carries precise engineering meaning:\u003c\/p\u003e\n\u003cdiv class=\"tng-code-box\"\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003eW\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eInsert Shape\u003cbr\u003e80° Trigon (W)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003eN\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eClearance Angle\u003cbr\u003e0° (Negative)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003eM\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eTolerance Class\u003cbr\u003e±0.05–0.13mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003eG\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eFixing Method\u003cbr\u003eHole + Chip Groove (Double-sided)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003e08\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eEdge Length\u003cbr\u003e8.0mm (IC 9.525mm)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003e04\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eThickness\u003cbr\u003e4.76mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003e16\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eCorner Radius\u003cbr\u003e1.6mm (R1.6)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003eT\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eChipbreaker\u003cbr\u003eTungaloy Series\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003eH\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eChipbreaker\u003cbr\u003eHeavy-Feed Geometry\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003eS\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eChipbreaker\u003cbr\u003eStrengthened Edge\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003eT9125\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eGrade\u003cbr\u003ePVD TiAlN P20–P35\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin-top: 18px;\"\u003eTHS Chipbreaker – Reinforced Edge Engineering\u003c\/h3\u003e\n\u003cul style=\"font-size: .9rem; color: #333; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e\"S\" = Strengthened edge land:\u003c\/strong\u003e The THS chipbreaker adds a wider, more robust T-land hone compared to TH — distributing impact forces over a larger edge area and dramatically reducing stress concentration at the cutting edge during severe interrupted cuts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroader chip groove:\u003c\/strong\u003e Wider groove than TH accommodates the irregular, heavy chip loads generated during forged surface roughing and multi-interrupted workpieces without chip jamming or edge overload.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized for impact resistance over chip control:\u003c\/strong\u003e THS prioritizes edge survival over chip curl efficiency — chips may be less tightly controlled than TH, but the edge will survive conditions that fracture TH geometry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR1.6 synergy:\u003c\/strong\u003e The R1.6 corner radius distributes cutting forces over the maximum possible arc, working in concert with the THS reinforced edge to provide the highest impact resistance available in the WNMG08 series.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended conditions:\u003c\/strong\u003e Splined shafts, keyway shafts, multi-fluted components, heavily interrupted forged surfaces, cast steel with hard inclusions, and any application where TH geometry shows premature chipping.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- KEY FEATURES --\u003e\n\u003cdiv class=\"tng-section\"\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"tng-features\"\u003e\n\u003cdiv class=\"tng-feat-card\"\u003e\n\u003cstrong\u003e🔷 THS Reinforced Chipbreaker\u003c\/strong\u003e\u003cspan\u003eWider T-land edge hone than TH — maximum impact resistance for severe interrupted cuts, multi-interrupted workpieces, and heavy forged surfaces where TH chips prematurely.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-feat-card\"\u003e\n\u003cstrong\u003e🔷 R1.6 Maximum Edge Strength\u003c\/strong\u003e\u003cspan\u003eLargest corner in the WNMG08 series — distributes cutting forces over the maximum arc, working with THS reinforcement for unmatched impact resistance in heavy roughing.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-feat-card\"\u003e\n\u003cstrong\u003e🔷 T9125 Enhanced Toughness Grade\u003c\/strong\u003e\u003cspan\u003ePVD TiAlN with tougher substrate than T9115 — superior resistance to edge fracture under extreme mechanical shock and heavy chip loads.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-feat-card\"\u003e\n\u003cstrong\u003e🔷 PVD TiAlN Multi-Layer Coating\u003c\/strong\u003e\u003cspan\u003eOxidation resistance up to 900°C. Maintains coating integrity under the extreme mechanical and thermal loads of heavy interrupted roughing.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-feat-card\"\u003e\n\u003cstrong\u003e🔷 80° Trigon Insert Shape (W)\u003c\/strong\u003e\u003cspan\u003eStrong, versatile geometry for external turning and facing. The 80° included angle provides excellent edge strength for the most demanding roughing conditions.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-feat-card\"\u003e\n\u003cstrong\u003e🔷 Double-Sided Insert (4 Edges)\u003c\/strong\u003e\u003cspan\u003eG-type double-sided insert with 4 usable cutting edges — maximizes cost efficiency even in demanding roughing applications.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- TECHNICAL SPECIFICATIONS --\u003e\n\u003cdiv class=\"tng-section\"\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ch3\u003eMetric \u0026amp; Imperial Dimensions\u003c\/h3\u003e\n\u003ctable class=\"tng-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eMetric\u003c\/th\u003e\n\u003cth\u003eImperial\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsert Shape\u003c\/td\u003e\n\u003ctd\u003e80° Trigon (W)\u003c\/td\u003e\n\u003ctd\u003e80° Trigon (W)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd\u003e9.525 mm\u003c\/td\u003e\n\u003ctd\u003e3\/8 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCutting Edge Length (L)\u003c\/td\u003e\n\u003ctd\u003e8.0 mm\u003c\/td\u003e\n\u003ctd\u003e0.315 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsert Thickness (S)\u003c\/td\u003e\n\u003ctd\u003e4.76 mm\u003c\/td\u003e\n\u003ctd\u003e0.1875 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorner Radius (rε)\u003c\/td\u003e\n\u003ctd\u003e1.6 mm\u003c\/td\u003e\n\u003ctd\u003e1\/16 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClearance Angle\u003c\/td\u003e\n\u003ctd\u003e0° (Negative)\u003c\/td\u003e\n\u003ctd\u003e0° (Negative)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTolerance Class\u003c\/td\u003e\n\u003ctd\u003eM (±0.05–0.13 mm)\u003c\/td\u003e\n\u003ctd\u003eM (±0.002–0.005 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHole Diameter\u003c\/td\u003e\n\u003ctd\u003e3.81 mm\u003c\/td\u003e\n\u003ctd\u003e0.150 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrade\u003c\/td\u003e\n\u003ctd\u003eT9125\u003c\/td\u003e\n\u003ctd\u003eT9125\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoating\u003c\/td\u003e\n\u003ctd\u003ePVD TiAlN Multi-Layer\u003c\/td\u003e\n\u003ctd\u003ePVD TiAlN Multi-Layer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eISO Application\u003c\/td\u003e\n\u003ctd\u003eP20–P35, M20–M30\u003c\/td\u003e\n\u003ctd\u003eP20–P35, M20–M30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChipbreaker\u003c\/td\u003e\n\u003ctd\u003eTHS (Heavy Strengthened)\u003c\/td\u003e\n\u003ctd\u003eTHS (Heavy Strengthened)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUsable Cutting Edges\u003c\/td\u003e\n\u003ctd\u003e4 edges (double-sided)\u003c\/td\u003e\n\u003ctd\u003e4 edges (double-sided)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackaging\u003c\/td\u003e\n\u003ctd\u003e10 pcs \/ box\u003c\/td\u003e\n\u003ctd\u003e10 pcs \/ box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eRecommended Cutting Parameters\u003c\/h3\u003e\n\u003ctable class=\"tng-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eWorkpiece Material\u003c\/th\u003e\n\u003cth\u003eVc (m\/min)\u003c\/th\u003e\n\u003cth\u003eVc (SFM)\u003c\/th\u003e\n\u003cth\u003efn (mm\/rev)\u003c\/th\u003e\n\u003cth\u003efn (in\/rev)\u003c\/th\u003e\n\u003cth\u003eap (mm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarbon Steel (P) – Continuous\u003c\/td\u003e\n\u003ctd\u003e100–200\u003c\/td\u003e\n\u003ctd\u003e328–656\u003c\/td\u003e\n\u003ctd\u003e0.30–0.65\u003c\/td\u003e\n\u003ctd\u003e0.012–0.026\u003c\/td\u003e\n\u003ctd\u003e2.0–5.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarbon Steel (P) – Interrupted\u003c\/td\u003e\n\u003ctd\u003e80–160\u003c\/td\u003e\n\u003ctd\u003e262–525\u003c\/td\u003e\n\u003ctd\u003e0.25–0.55\u003c\/td\u003e\n\u003ctd\u003e0.010–0.022\u003c\/td\u003e\n\u003ctd\u003e2.0–4.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlloy Steel (P) – Forged\u003c\/td\u003e\n\u003ctd\u003e70–150\u003c\/td\u003e\n\u003ctd\u003e230–492\u003c\/td\u003e\n\u003ctd\u003e0.25–0.50\u003c\/td\u003e\n\u003ctd\u003e0.010–0.020\u003c\/td\u003e\n\u003ctd\u003e2.0–4.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCast Steel (P\/K)\u003c\/td\u003e\n\u003ctd\u003e60–140\u003c\/td\u003e\n\u003ctd\u003e197–459\u003c\/td\u003e\n\u003ctd\u003e0.25–0.50\u003c\/td\u003e\n\u003ctd\u003e0.010–0.020\u003c\/td\u003e\n\u003ctd\u003e2.0–4.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: .82rem; color: #666;\"\u003e* THS is optimized for impact resistance over speed. Run at lower Vc than TH to maximize edge life in severe interrupted conditions. Minimum ap = 2.0 mm (never run ap \u0026lt; rε = 1.6 mm).\u003c\/p\u003e\n\u003ch3\u003eTH vs. THS Chipbreaker Comparison\u003c\/h3\u003e\n\u003ctable class=\"tng-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eTH (Heavy-Feed)\u003c\/th\u003e\n\u003cth\u003eTHS (Heavy Strengthened) ✓\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eEdge Land (T-land) Width\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003eWider (reinforced)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpact Resistance\u003c\/td\u003e\n\u003ctd\u003eHigh\u003c\/td\u003e\n\u003ctd\u003eMaximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip Control Efficiency\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003ctd\u003eModerate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Feed Rate (fn)\u003c\/td\u003e\n\u003ctd\u003e0.70 mm\/rev\u003c\/td\u003e\n\u003ctd\u003e0.65 mm\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterrupted Cut Severity\u003c\/td\u003e\n\u003ctd\u003eStandard interrupted\u003c\/td\u003e\n\u003ctd\u003eSevere interrupted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForged Surface Resistance\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBest Application\u003c\/td\u003e\n\u003ctd\u003eHeavy roughing, standard interruptions\u003c\/td\u003e\n\u003ctd\u003eSevere interruptions, multi-interrupted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWhen to Upgrade to THS\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eWhen TH shows edge chipping\/fracture\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFull WNMG08 Chipbreaker Hierarchy\u003c\/h3\u003e\n\u003ctable class=\"tng-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eChipbreaker\u003c\/th\u003e\n\u003cth\u003eFeed Range\u003c\/th\u003e\n\u003cth\u003eEdge Strength\u003c\/th\u003e\n\u003cth\u003eBest For\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTSF\u003c\/td\u003e\n\u003ctd\u003efn 0.05–0.20\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003ctd\u003eFinishing, thin-wall, stainless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTM\u003c\/td\u003e\n\u003ctd\u003efn 0.15–0.35\u003c\/td\u003e\n\u003ctd\u003eBetter\u003c\/td\u003e\n\u003ctd\u003eSemi-finishing, light interrupted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTH\u003c\/td\u003e\n\u003ctd\u003efn 0.25–0.70\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003ctd\u003eHeavy roughing, standard interrupted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #47479F; color: #fff;\"\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(19, 2, 2);\"\u003e\u003cstrong\u003eTHS ✓\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003efn 0.25–0.65\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eMaximum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eSevere interrupted, forged, multi-interrupted\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- COMPATIBLE TOOL HOLDERS --\u003e\n\u003cdiv class=\"tng-toolholder-box\"\u003e\n\u003ch3\u003e🔧 Compatible Tool Holders (WNMG080416)\u003c\/h3\u003e\n\u003cp style=\"font-size: .85rem; opacity: .85; margin-bottom: 14px;\"\u003eWNMG080416-THS uses the same MWLNR\/L 08-pocket holders as all WNMG08 variants. For severe interrupted roughing, always use the largest, most rigid setup available:\u003c\/p\u003e\n\u003cdiv class=\"tng-toolholder-grid\"\u003e\n\u003cdiv class=\"tng-th-card\"\u003e\n\u003cdiv class=\"th-model\"\u003eMWLNR\/L 2525M08\u003c\/div\u003e\n\u003cdiv class=\"th-desc\"\u003e25mm shank, high-rigidity roughing\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-th-card\"\u003e\n\u003cdiv class=\"th-model\"\u003eMWLNR\/L 3232P08\u003c\/div\u003e\n\u003cdiv class=\"th-desc\"\u003e32mm shank, heavy interrupted roughing\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-th-card\"\u003e\n\u003cdiv class=\"th-model\"\u003eMWLNR\/L 4040R08\u003c\/div\u003e\n\u003cdiv class=\"th-desc\"\u003e40mm shank, large lathe severe roughing\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-th-card\"\u003e\n\u003cdiv class=\"th-model\"\u003eDWLNR\/L 3232P08\u003c\/div\u003e\n\u003cdiv class=\"th-desc\"\u003e32mm shank, facing \u0026amp; interrupted roughing\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-th-card\"\u003e\n\u003cdiv class=\"th-model\"\u003eDWLNR\/L 4040R08\u003c\/div\u003e\n\u003cdiv class=\"th-desc\"\u003e40mm shank, heavy-duty facing \u0026amp; roughing\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-th-card\"\u003e\n\u003cdiv class=\"th-model\"\u003eA32R-MWLNR08\u003c\/div\u003e\n\u003cdiv class=\"th-desc\"\u003eBoring bar, 32mm bore, internal roughing\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: .8rem; opacity: .75; margin-top: 12px;\"\u003eFor severe interrupted cuts: use maximum shank size, shortest overhang, and ensure all clamping screws are torqued to specification before running.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- APPLICATIONS --\u003e\n\u003cdiv style=\"margin-top: 28px;\" class=\"tng-section\"\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cdiv class=\"tng-app-grid\"\u003e\n\u003cdiv class=\"tng-app-card\"\u003e\n\u003cstrong\u003eSplined \u0026amp; Keyway Shafts\u003c\/strong\u003e\u003cspan\u003eRoughing of splined shafts, keyway shafts, and multi-fluted components where multiple interruptions per revolution destroy standard TH geometry.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-app-card\"\u003e\n\u003cstrong\u003eHeavy Forged Steel\u003c\/strong\u003e\u003cspan\u003eRoughing of heavily forged crankshafts, axles, and structural components with thick, hard forging skin and severe scale that causes edge fracture in TH inserts.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-app-card\"\u003e\n\u003cstrong\u003eCast Steel with Inclusions\u003c\/strong\u003e\u003cspan\u003eRoughing of cast steel components with hard spots, sand inclusions, and variable hardness that cause unpredictable impact loads on the cutting edge.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-app-card\"\u003e\n\u003cstrong\u003eMulti-Interrupted Workpieces\u003c\/strong\u003e\u003cspan\u003eTurning of components with cross-holes, slots, and multiple interruptions per revolution — THS survives where TH fractures within the first few passes.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-app-card\"\u003e\n\u003cstrong\u003eRailway \u0026amp; Heavy Industry\u003c\/strong\u003e\u003cspan\u003eRoughing of railway wheel blanks, bogie components, heavy-duty axles, and structural steel parts requiring maximum edge toughness over cutting speed.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-app-card\"\u003e\n\u003cstrong\u003eSalvage \u0026amp; Repair Turning\u003c\/strong\u003e\u003cspan\u003eRoughing of worn, corroded, or damaged components with unpredictable surface conditions where edge fracture risk is high and tool life predictability is critical.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- TUNGALOY GRADE COMPARISON --\u003e\n\u003cdiv class=\"tng-section\"\u003e\n\u003ch2\u003eTungaloy Grade Comparison – Steel Roughing\u003c\/h2\u003e\n\u003ctable class=\"tng-grade-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eGrade\u003c\/th\u003e\n\u003cth\u003eCoating\u003c\/th\u003e\n\u003cth\u003eISO Range\u003c\/th\u003e\n\u003cth\u003eBest For\u003c\/th\u003e\n\u003cth\u003eToughness\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eT9115\u003c\/td\u003e\n\u003ctd\u003ePVD TiAlN\u003c\/td\u003e\n\u003ctd\u003eP10–P25\u003c\/td\u003e\n\u003ctd\u003eFinishing to semi-finishing\u003c\/td\u003e\n\u003ctd\u003e★★☆☆☆\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"highlight\"\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eT9125 ✓\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003ePVD TiAlN\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eP20–P35\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eSemi-finishing, roughing, severe interrupted\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e★★★☆☆\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAH725\u003c\/td\u003e\n\u003ctd\u003eCVD\u003c\/td\u003e\n\u003ctd\u003eP15–P30\u003c\/td\u003e\n\u003ctd\u003eSemi-finishing to roughing\u003c\/td\u003e\n\u003ctd\u003e★★★★☆\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAH8015\u003c\/td\u003e\n\u003ctd\u003eCVD\u003c\/td\u003e\n\u003ctd\u003eP25–P40\u003c\/td\u003e\n\u003ctd\u003eHeavy roughing, severe interrupted\u003c\/td\u003e\n\u003ctd\u003e★★★★★\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: .82rem; color: #666;\"\u003e✓ = Current product. For conditions where T9125+THS still fractures, step up to AH8015 (CVD, maximum toughness). THS chipbreaker maximizes T9125’s toughness potential.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- WHY CHOOSE US --\u003e\n\u003cdiv class=\"tng-section\"\u003e\n\u003ch2\u003eWhy Choose Us\u003c\/h2\u003e\n\u003cdiv class=\"tng-why-grid\"\u003e\n\u003cdiv class=\"tng-why-card\"\u003e\n\u003cdiv class=\"icon\"\u003e🏭\u003c\/div\u003e\n\u003cstrong\u003eAuthorized Distributor\u003c\/strong\u003e\u003cspan\u003e100% genuine Tungaloy products with full manufacturer quality assurance.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-why-card\"\u003e\n\u003cdiv class=\"icon\"\u003e🚀\u003c\/div\u003e\n\u003cstrong\u003eFast Global Shipping\u003c\/strong\u003e\u003cspan\u003eWorldwide dispatch with full tracking and reliable delivery timelines.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-why-card\"\u003e\n\u003cdiv class=\"icon\"\u003e🔬\u003c\/div\u003e\n\u003cstrong\u003eTechnical Expertise\u003c\/strong\u003e\u003cspan\u003eExpert support for the most demanding interrupted cutting applications.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-why-card\"\u003e\n\u003cdiv class=\"icon\"\u003e📦\u003c\/div\u003e\n\u003cstrong\u003eBulk Pricing\u003c\/strong\u003e\u003cspan\u003eCompetitive volume discounts for production quantities. Contact us for a quote.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-why-card\"\u003e\n\u003cdiv class=\"icon\"\u003e✅\u003c\/div\u003e\n\u003cstrong\u003eGuaranteed Genuine\u003c\/strong\u003e\u003cspan\u003eEvery insert sourced directly from Tungaloy — zero counterfeits, zero compromises.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- CUSTOMER REVIEWS --\u003e\n\u003cdiv class=\"tng-section\"\u003e\n\u003ch2\u003eCustomer Reviews\u003c\/h2\u003e\n\u003cdiv class=\"tng-review-grid\"\u003e\n\u003cdiv class=\"tng-review-card\"\u003e\n\u003cdiv class=\"stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cdiv class=\"reviewer\"\u003eMark D.\u003c\/div\u003e\n\u003cdiv class=\"country\"\u003e🇺🇸 United States\u003c\/div\u003e\n\u003cp\u003e\"We rough splined axle shafts with 36 splines — 36 interruptions per revolution. TH inserts were fracturing after 2–3 parts. Switched to WNMG080416-THS T9125 and now getting 15–20 parts per edge consistently. This insert was built for exactly this application.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-review-card\"\u003e\n\u003cdiv class=\"stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cdiv class=\"reviewer\"\u003eDieter K.\u003c\/div\u003e\n\u003cdiv class=\"country\"\u003e🇩🇪 Germany\u003c\/div\u003e\n\u003cp\u003e\"Eingesetzt für die Schruppbearbeitung von Schmiedekurbelwellen mit schwerer Zunderhaut. TH-Geometrie hat regelmäßig Schneidkantenausbruch verursacht. Mit THS ist die Standzeit um 300% gestiegen. Die verstärkte Schneidkante macht den entscheidenden Unterschied.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-review-card\"\u003e\n\u003cdiv class=\"stars\"\u003e★★★★☆\u003c\/div\u003e\n\u003cdiv class=\"reviewer\"\u003eRoberto F.\u003c\/div\u003e\n\u003cdiv class=\"country\"\u003e🇮🇹 Italy\u003c\/div\u003e\n\u003cp\u003e\"Utilizzo THS per la sgrossatura di alberi scanalati in acciaio 42CrMo4. La geometria THS sopravvive alle interruzioni multiple che distruggevano la TH. Vita utensile molto più consistente e prevedibile in produzione di serie.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-review-card\"\u003e\n\u003cdiv class=\"stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cdiv class=\"reviewer\"\u003eKenji O.\u003c\/div\u003e\n\u003cdiv class=\"country\"\u003e🇯🇵 Japan\u003c\/div\u003e\n\u003cp\u003e\"SCM440のスプライン軟の荒剥き加工に使用。THでは欠损が頻発していたが、THSに変更後は安定した工具寿命を実現。強化された切削刺が断続切削の衝撃を完全に吸収します。\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-review-card\"\u003e\n\u003cdiv class=\"stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cdiv class=\"reviewer\"\u003eSteve H.\u003c\/div\u003e\n\u003cdiv class=\"country\"\u003e🇬🇧 United Kingdom\u003c\/div\u003e\n\u003cp\u003e\"Roughing cast steel rolls with hard inclusions and heavy interrupted surfaces. THS T9125 is the only insert that gives us predictable tool life in these conditions. The reinforced edge handles the random impact loads that were causing catastrophic fracture with TH.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-review-card\"\u003e\n\u003cdiv class=\"stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cdiv class=\"reviewer\"\u003eZhang P.\u003c\/div\u003e\n\u003cdiv class=\"country\"\u003e🇨🇳 China\u003c\/div\u003e\n\u003cp\u003e\"用于42CrMo花键轴粗加工，每转多次断続。TH槽型平均加工2–3件就崩刀，THS可以稳定加工10件以上。强化切削刀尖对断続切削的抗冲击性能非常显著。\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-review-card\"\u003e\n\u003cdiv class=\"stars\"\u003e★★★★☆\u003c\/div\u003e\n\u003cdiv class=\"reviewer\"\u003eIvan M.\u003c\/div\u003e\n\u003cdiv class=\"country\"\u003e🇷🇴 Romania\u003c\/div\u003e\n\u003cp\u003e\"Using THS for roughing railway wheel blanks with heavy interrupted surfaces. Tool life improved by 250% compared to TH. The THS chipbreaker is clearly designed for the most severe conditions — exactly what we needed for this application.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ --\u003e\n\u003cdiv class=\"tng-section\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"tng-faq\"\u003e\n\u003cdiv class=\"tng-faq-q\"\u003eQ1: What is the difference between TH and THS chipbreaker?\u003c\/div\u003e\n\u003cdiv class=\"tng-faq-a\"\u003eTHS (Tungaloy Heavy Strengthened) has a \u003cstrong\u003ewider, more reinforced T-land edge hone\u003c\/strong\u003e than TH (Tungaloy Heavy). This wider hone distributes impact forces over a larger edge area, providing superior resistance to chipping and fracture under severe interrupted cuts. TH is for standard heavy roughing and interrupted cuts; THS is specifically for \u003cstrong\u003esevere interrupted cuts\u003c\/strong\u003e (splined shafts, multi-interrupted workpieces), \u003cstrong\u003eheavy forged surfaces with thick scale\u003c\/strong\u003e, and any condition where TH geometry shows premature edge fracture. THS trades some chip control efficiency for maximum edge toughness.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-faq\"\u003e\n\u003cdiv class=\"tng-faq-q\"\u003eQ2: When should I upgrade from TH to THS?\u003c\/div\u003e\n\u003cdiv class=\"tng-faq-a\"\u003eUpgrade to THS when: (1) \u003cstrong\u003eTH inserts show edge chipping or fracture\u003c\/strong\u003e within the first few parts; (2) machining workpieces with \u003cstrong\u003emore than 4 interruptions per revolution\u003c\/strong\u003e (splined shafts, multi-fluted components); (3) roughing \u003cstrong\u003eheavily forged surfaces\u003c\/strong\u003e with thick, hard scale; (4) turning \u003cstrong\u003ecast steel with hard inclusions\u003c\/strong\u003e causing random impact loads; (5) \u003cstrong\u003etool life is unpredictable\u003c\/strong\u003e with TH due to random fracture events. If TH gives consistent tool life, stay with TH — THS’s slightly lower chip control efficiency is only justified when TH fractures.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-faq\"\u003e\n\u003cdiv class=\"tng-faq-q\"\u003eQ3: Can I use WNMG080416-THS for semi-finishing?\u003c\/div\u003e\n\u003cdiv class=\"tng-faq-a\"\u003eTHS is optimized for \u003cstrong\u003eheavy roughing and severe interrupted cuts\u003c\/strong\u003e, not semi-finishing. The reinforced edge land reduces chip control efficiency at lower feeds, making it less suitable for semi-finishing operations where surface finish matters. For semi-finishing, use WNMG080408-TH T9125 (R0.8, TH chipbreaker). Use THS only when edge fracture resistance is the primary concern — not when surface finish or chip control are important.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-faq\"\u003e\n\u003cdiv class=\"tng-faq-q\"\u003eQ4: What is the minimum depth of cut for WNMG080416-THS?\u003c\/div\u003e\n\u003cdiv class=\"tng-faq-a\"\u003eThe minimum recommended depth of cut is \u003cstrong\u003eap = 2.0 mm\u003c\/strong\u003e (always greater than the corner radius rε = 1.6 mm). Running ap \u0026lt; rε causes the workpiece to rub on the corner radius rather than being cut by the edge — generating heat, vibration, and rapid wear without productive material removal. For ap \u0026lt; 1.5 mm, use WNMG080408-TH (R0.8) or WNMG080412-TH (R1.2) instead.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-faq\"\u003e\n\u003cdiv class=\"tng-faq-q\"\u003eQ5: How many cutting edges does WNMG080416-THS have?\u003c\/div\u003e\n\u003cdiv class=\"tng-faq-a\"\u003eThe WNMG080416-THS is a \u003cstrong\u003edouble-sided insert with 4 usable cutting edges\u003c\/strong\u003e (G-type). Even in demanding roughing applications, rotating or flipping the insert when one edge is worn gives you 4 edges per insert — reducing tooling cost per part by up to 75% vs. single-sided inserts. With T9125’s enhanced toughness and THS’s reinforced edge, each edge delivers consistent performance in severe interrupted conditions.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- GRADE TIP BOX --\u003e\n\u003cdiv class=\"tng-tip-box\"\u003e\n\u003ch3\u003e💡 Chipbreaker \u0026amp; Grade Selection – Tungaloy WNMG08 Interrupted Cut Guide\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTSF:\u003c\/strong\u003e Finishing only. Avoid interrupted cuts — sharp geometry will chip under impact.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTM:\u003c\/strong\u003e Semi-finishing with light interrupted cuts (1–2 interruptions\/rev, small keyways).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTH:\u003c\/strong\u003e Heavy roughing with standard interrupted cuts. Use when interruptions are moderate and predictable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTHS — This Product:\u003c\/strong\u003e Severe interrupted cuts (3+ interruptions\/rev, splined shafts, heavy forged skin). Use when TH fractures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade escalation:\u003c\/strong\u003e T9115 → T9125 → AH725 → AH8015. Step up when current grade shows fracture, not just wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR1.6 critical rule:\u003c\/strong\u003e Always ap \u0026gt; rε. Minimum ap = 2.0 mm for R1.6. Never run ap \u0026lt; 1.6 mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMachine rigidity matters:\u003c\/strong\u003e For severe interrupted cuts, use 32mm+ shank, shortest overhang, and maximum clamping torque. Machine vibration amplifies impact loads and causes premature fracture regardless of insert grade.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLast resort:\u003c\/strong\u003e If THS T9125 still fractures, switch to AH8015 (CVD, maximum toughness) with TH or THS chipbreaker.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43178034004140,"sku":"WNMG080416-THS T9125","price":93.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/WNMG080416-THST9125.jpg?v=1776553100","url":"https:\/\/cnchome-beyond.com\/products\/tungaloy-wnmg080416-ths-t9125-carbide-insert","provider":"CNCHome-Beyond","version":"1.0","type":"link"}