{"product_id":"beyond-s25s-svxbl16-boring-bar-cnc-internal-turning-tool-holder","title":"BEYOND S25S-SVXBL16 Boring Bar | CNC Internal Turning Tool Holder","description":"\u003c!-- Notification Banner for Industrial Clarity \u0026 Conversion Trust --\u003e\n\u003cdiv style=\"background-color: #fff3cd; color: #856404; padding: 14px; border-radius: 6px; text-align: center; font-weight: bold; margin-bottom: 25px; border: 1px solid #FFEEBA; font-size: 14px; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;\"\u003e⚠️ IMPORTANT INDUSTRIAL NOTICE: The indexable carbide insert shown mounted on the boring bar in our product imagery is for structural demonstration, clearance visualization, and application profiling context only. Turning inserts are NOT included with this tool holder assembly and must be purchased separately.\u003c\/div\u003e\n\u003c!-- Main UCP Compliant Container --\u003e\n\u003cdiv style=\"font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; color: #333333; line-height: 1.6; max-width: 1200px; margin: 0 auto; padding: 0 10px; box-sizing: border-box; -webkit-text-size-adjust: 100%;\"\u003e\n\u003c!-- H1 Title Header Block --\u003e\n\u003cdiv style=\"background-color: #47479f; padding: 25px 15px; border-radius: 6px; margin-bottom: 30px; text-align: center;\"\u003e\n\u003ch1 style=\"color: #ffffff; font-size: 26px; margin: 0; font-weight: bold; letter-spacing: 0.5px; line-height: 1.3;\"\u003eBEYOND S25S-SVXBL16 Left-Hand CNC Internal Turning Tool Holder\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003c!-- Section 1: Product Overview (GEO\/AEO Optimized Context) --\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; font-size: 20px; margin-top: 30px; font-weight: bold;\"\u003e1. Product Overview\u003c\/h2\u003e\n\u003cdiv style=\"background-color: #f4f4fc; border-left: 4px solid #47479F; padding: 15px; margin-bottom: 20px; border-radius: 0 6px 6px 0;\"\u003e\n\u003cp style=\"margin: 0; font-style: italic; color: #47479f; font-size: 15px; font-weight: 600;\"\u003e\"Which heavy-duty left-hand boring bar is best engineered for rigid internal profiling and chatter-free deep hole turning using VBMT 1604 or VCMT 1604 35° diamond inserts in hardened steel?\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 20px; text-align: justify;\"\u003eThe \u003cstrong\u003eBEYOND S25S-SVXBL16\u003c\/strong\u003e is an industrial-grade, left-hand indexable internal boring bar explicitly engineered for intricate CNC lathe operations. Built with a premium, high-tensile quenched alloy steel shank, this professional tool holder features an optimized $93^\\circ$ approach profile designed specifically for internal pocket profiling, back-boring, reverse copy turning, and clean counterboring. Engineered to securely seat standard 35° diamond indexable carbide cutting inserts—specifically the \u003cstrong\u003eVBMT 1604__ \/ VCMT 1604__\u003c\/strong\u003e series—it ensures superior structural rigidity and dimensional repeatability. The advanced pocket geometry provides maximum flank clearance and insert seat support, allowing complex chipbreaker geometries and micro-grain carbide substrates to achieve peak material removal rates without pocket deformation.\u003c\/p\u003e\n\u003c!-- Section 2: Key Features --\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; font-size: 20px; margin-top: 30px; font-weight: bold;\"\u003e2. Product Core Advantages (Key Features)\u003c\/h2\u003e\n\u003cul style=\"padding-left: 20px; font-size: 15px; margin-bottom: 25px;\"\u003e\n\u003cli style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003eHigh-Rigidity Quenched Alloy Steel Shank:\u003c\/strong\u003e Undergoes strict thermal quenching to reach a core hardness of HRC 42–47. This delivers maximum fatigue resistance and suppresses harmonic vibration at overhang ratios up to 4xD.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003eStreamlined SVXBL Chip Evacuation Pocket:\u003c\/strong\u003e The left-hand pocket orientation is precisely relieved to allow an unobstructed chip exit path, eliminating chip packing and surface scoring during deep internal sweeps.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003eHigh-Torque Screw-Down Clamping System:\u003c\/strong\u003e Utilizes a specialized industrial Torx screw configuration that rigidly pulls the insert into its pocket, entirely eliminating micro-shifts under heavy mechanical loads.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003eAnti-Wear Matte Finish:\u003c\/strong\u003e Treated with a professional-grade black oxide skin to provide long-lasting corrosion protection against aggressive water-soluble and synthetic cutting fluids.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- Section 3: Technical Specifications \u0026 Nomenclature --\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; font-size: 20px; margin-top: 30px; font-weight: bold;\"\u003e3. Technical Specifications \u0026amp; ISO Nomenclature\u003c\/h2\u003e\n\u003c!-- ISO Model Model Breakdown Box --\u003e\n\u003cdiv style=\"border: 2px solid #47479F; border-radius: 6px; margin-bottom: 25px; overflow: hidden; box-sizing: border-box;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 12px; font-weight: bold; text-align: center; font-size: 15px; letter-spacing: 0.5px;\"\u003eISO Nomenclature Breakdown: S25S-SVXBL16\u003c\/div\u003e\n\u003cdiv style=\"padding: 15px; background-color: #ffffff;\"\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 8px; justify-content: center;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 80px; max-width: 110px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; text-align: center; background: #FDFDFD;\"\u003e\n\u003cspan style=\"color: #47479f; font-size: 18px; font-weight: bold; display: block;\"\u003eS\u003c\/span\u003e\u003csmall style=\"color: #666; font-size: 11px; display: block; margin-top: 4px;\"\u003eSteel Shank Holder\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 80px; max-width: 110px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; text-align: center; background: #FDFDFD;\"\u003e\n\u003cspan style=\"color: #47479f; font-size: 18px; font-weight: bold; display: block;\"\u003e25\u003c\/span\u003e\u003csmall style=\"color: #666; font-size: 11px; display: block; margin-top: 4px;\"\u003e25mm Shank Dia.\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 80px; max-width: 110px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; text-align: center; background: #FDFDFD;\"\u003e\n\u003cspan style=\"color: #47479f; font-size: 18px; font-weight: bold; display: block;\"\u003eS\u003c\/span\u003e\u003csmall style=\"color: #666; font-size: 11px; display: block; margin-top: 4px;\"\u003e250mm Length\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 80px; max-width: 110px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; text-align: center; background: #FDFDFD;\"\u003e\n\u003cspan style=\"color: #47479f; font-size: 18px; font-weight: bold; display: block;\"\u003eS\u003c\/span\u003e\u003csmall style=\"color: #666; font-size: 11px; display: block; margin-top: 4px;\"\u003eScrew Clamping\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 80px; max-width: 110px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; text-align: center; background: #FDFDFD;\"\u003e\n\u003cspan style=\"color: #47479f; font-size: 18px; font-weight: bold; display: block;\"\u003eV\u003c\/span\u003e\u003csmall style=\"color: #666; font-size: 11px; display: block; margin-top: 4px;\"\u003e35° Diamond Insert\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 80px; max-width: 110px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; text-align: center; background: #FDFDFD;\"\u003e\n\u003cspan style=\"color: #47479f; font-size: 18px; font-weight: bold; display: block;\"\u003eXB\u003c\/span\u003e\u003csmall style=\"color: #666; font-size: 11px; display: block; margin-top: 4px;\"\u003e$93^\\circ$ Approach Profile\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 80px; max-width: 110px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; text-align: center; background: #FDFDFD;\"\u003e\n\u003cspan style=\"color: #47479f; font-size: 18px; font-weight: bold; display: block;\"\u003eL\u003c\/span\u003e\u003csmall style=\"color: #666; font-size: 11px; display: block; margin-top: 4px;\"\u003eLeft Hand Direction\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 80px; max-width: 110px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; text-align: center; background: #FDFDFD;\"\u003e\n\u003cspan style=\"color: #47479f; font-size: 18px; font-weight: bold; display: block;\"\u003e16\u003c\/span\u003e\u003csmall style=\"color: #666; font-size: 11px; display: block; margin-top: 4px;\"\u003e16mm Cutting Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Metric vs Imperial Dimension System Comparison Table --\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 25px; -webkit-overflow-scrolling: touch;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; min-width: 600px; font-size: 14px; text-align: left; border: 1px solid #DDDDDD;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: #ffffff;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD;\"\u003eDimension Attributes\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD;\"\u003eMetric System Specifications\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD;\"\u003eImperial Equivalent Values\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold; background-color: #fdfdfd;\"\u003eModel Nomenclature\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; color: #47479f; font-weight: bold;\"\u003eS25S-SVXBL16 (BEYOND)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eA16R-SVXBL3.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold;\"\u003eShank Diameter ($d$)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003e25 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003e1.000 inch (1\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold; background-color: #fdfdfd;\"\u003eOverall Tool Length ($L$)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003e250 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003e9.84 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold;\"\u003eMinimum Boring Hole ($D_{\\min}$)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003e32 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003e1.260 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold; background-color: #fdfdfd;\"\u003eCompatible Indexable Inserts\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: 600;\"\u003eVBMT 1604__ \/ VCMT 1604__\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eVBMT 33_ \/ VCMT 33_\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold;\"\u003eFastener Screw \/ Drive Key\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eM4.0 * 10 \/ Torx T15\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eM4.0 * 10 \/ Torx T15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- Recommended Machining Parameters: Double Column Reference Table --\u003e\n\u003ch3 style=\"color: #47479f; font-size: 16px; margin-top: 20px; margin-bottom: 12px; font-weight: 600;\"\u003eRecommended Machining Parameter Array (Starting Parameters)\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 25px; -webkit-overflow-scrolling: touch;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; min-width: 500px; font-size: 14px; text-align: left; border: 1px solid #DDDDDD;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #fafaff; color: #47479f;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD; width: 40%;\"\u003eWorkpiece Material Substrates\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD; width: 60%;\"\u003eTarget Line Cutting Speed ($v_c$) \u0026amp; Feed Speed ($f$) Pairs\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold; background-color: #fdfdfd;\"\u003eCarbon Steels \/ Alloy Steels (P-Metal)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003e$v_c$: 140–230 m\/min (460–750 sfm) | $f$: 0.10–0.25 mm\/rev (0.004–0.010 ipr)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold;\"\u003eStainless Steels (M-Metal \/ Duplex)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003e$v_c$: 90–160 m\/min (295–525 sfm) | $f$: 0.08–0.20 mm\/rev (0.003–0.008 ipr)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold; background-color: #fdfdfd;\"\u003eGrey \/ Nodular Cast Irons (K-Metal)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003e$v_c$: 120–200 m\/min (390–650 sfm) | $f$: 0.12–0.28 mm\/rev (0.005–0.011 ipr)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- Direct Internal Link Block Box (UCP Conversion Optimizer) --\u003e\n\u003cdiv style=\"border: 2px dashed #47479F; background-color: #fafaff; padding: 20px; border-radius: 6px; text-align: center; margin-bottom: 30px; box-sizing: border-box;\"\u003e\n\u003cp style=\"margin: 0 0 12px 0; font-size: 15px; font-weight: bold; color: #47479f;\"\u003eNeed premium matching indexable inserts or require a Right-Hand companion holder?\u003c\/p\u003e\n\u003cspan style=\"color: #ffffff;\"\u003e\u003cspan style=\"display: inline-block; padding: 12px 24px; background-color: rgb(71, 71, 159); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; border-radius: 4px; transition: background 0.2s;\"\u003e\u003cb\u003e \u003ca href=\"https:\/\/cnchome-beyond.com\/search?q=VBMT1604\" target=\"_blank\" rel=\"noopener\"\u003eSource BEYOND® VBMT1604 Inserts \u0026amp; Right-Hand Toolbars Here → \u003c\/a\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c!-- Section 4: Applications --\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; font-size: 20px; margin-top: 30px; font-weight: bold;\"\u003e4. Industrial Application Scenarios\u003c\/h2\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 15px; text-align: justify;\"\u003eThe substantial 25mm solid steel shank configuration balances exceptional structural mass with versatile neck clearance, making the left-handed S25S-SVXBL16 highly suitable for CNC lathe cells processing medium-to-large industrial applications, including:\u003c\/p\u003e\n\u003cul style=\"padding-left: 20px; font-size: 15px; margin-bottom: 25px;\"\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eInternal Reverse Profiling:\u003c\/strong\u003e Precision finishing of internal profiles executed in back-turning or reverse spindle configurations.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eIndustrial Subsea Valves:\u003c\/strong\u003e Profiling and contouring complex seating chambers inside stainless steel and alloy fluid valve housings.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eHeavy Gearbox Hub Manufacturing:\u003c\/strong\u003e Clean internal counterboring and multi-pass relief turning of large bearing sleeves and mechanical hub bores.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- Section 5: Compatibility --\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; font-size: 20px; margin-top: 30px; font-weight: bold;\"\u003e5. Equipment \u0026amp; Tool Compatibility\u003c\/h2\u003e\n\u003cul style=\"padding-left: 20px; font-size: 15px; margin-bottom: 25px;\"\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eCNC Machinery Integration:\u003c\/strong\u003e Mounts perfectly into metric 25mm bore toolholders, VDI\/BMT static block turrets, or 1.000-inch standard engine lathe multi-tool posts using reduction sleeves.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eIndexable Tooling Cross-Compatibility:\u003c\/strong\u003e Pocket geometry is precision-ground to accept global industry variants of VBMT 160404, VBMT 160408, VCMT 160404, and VCMT 160408 indexable shapes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- Section 6: Grade Comparison --\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; font-size: 20px; margin-top: 30px; font-weight: bold;\"\u003e6. BEYOND Proprietary Grade Optimization Matrix\u003c\/h2\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 15px;\"\u003eTo achieve maximum tool economy and high surface finish benchmarks, pair your SVXBL toolholder with the correct BEYOND proprietary coated carbide insert grade:\u003c\/p\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 25px; -webkit-overflow-scrolling: touch;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; min-width: 600px; font-size: 14px; text-align: left; border: 1px solid #DDDDDD;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: #ffffff;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD;\"\u003eBEYOND Grade\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD;\"\u003eCoating Technology\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD;\"\u003eMaterial Application Intent\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD;\"\u003eGlobal Equivalent Grade\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold; background-color: #fdfdfd;\"\u003eBY8020\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003ePVD Multi-Nano AlTiN Coating\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eStainless Steels \u0026amp; Heat-Resistant Alloys (M15–M30)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eSandvik GC1115 \/ Kennametal KC5010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold;\"\u003eBY1030\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eCVD Thick TiCN + Al2O3 Layer\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eHigh-Speed Continuous Carbon \u0026amp; Alloy Steel (P10–P25)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eSandvik GC4325 \/ Korloy NC3220\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold; background-color: #fdfdfd;\"\u003eBY4015\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eHeavy CVD Alpha-Al2O3 Thermal Barrier\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eGrey Cast Iron \u0026amp; Ductile Iron rough-to-finish (K10–K20)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eSandvik GC4315 \/ Mitsubishi UC6110\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- Section 7: Why Choose Us \u0026 Global Reviews --\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; font-size: 20px; margin-top: 30px; font-weight: bold;\"\u003e7. Why Choose BEYOND Cutting Systems\u003c\/h2\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 20px; text-align: justify;\"\u003eAt BEYOND, we specialize exclusively in state-of-the-art CNC metal cutting solutions. Our structural tool holder pockets are engineered on ultra-precise five-axis machining centers to achieve strict location tolerances, keeping axial runout minimal and ensuring absolute indexability when transitioning inserts mid-run.\u003c\/p\u003e\n\u003c!-- Boxed Grid Layout for Customer Reviews --\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 15px; margin-bottom: 30px;\"\u003e\n\u003c!-- Review 1 - USA --\u003e\n\u003cdiv style=\"border: 1px solid #47479F; border-radius: 6px; padding: 15px; background-color: #ffffff;\"\u003e\n\u003cdiv style=\"color: #ffc107; font-size: 16px; margin-bottom: 6px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cstrong style=\"display: block; font-size: 14px; margin-bottom: 4px; color: #333333;\"\u003eRobert K. — United States\u003c\/strong\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #555555; text-align: justify;\"\u003e\"Finding reliable left-hand boring bars with precise pocket positioning can be a gamble, but this BEYOND bar is superb. We run reverse profiling inside tough 8620 gear forgings on our Haas lathe. Absolute structural rigidity, zero tool deflection.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Review 2 - Germany --\u003e\n\u003cdiv style=\"border: 1px solid #47479F; border-radius: 6px; padding: 15px; background-color: #ffffff;\"\u003e\n\u003cdiv style=\"color: #ffc107; font-size: 16px; margin-bottom: 6px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cstrong style=\"display: block; font-size: 14px; margin-bottom: 4px; color: #333333;\"\u003eHans W. — Germany\u003c\/strong\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #555555; text-align: justify;\"\u003e\"Ausgezeichnete Qualität. The screw seating alignment pulls the VBMT insert perfectly flush back into the corner walls. No micro-vibrations visible on deep 90mm overhang passes.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Review 3 - Italy --\u003e\n\u003cdiv style=\"border: 1px solid #47479F; border-radius: 6px; padding: 15px; background-color: #ffffff;\"\u003e\n\u003cdiv style=\"color: #ffc107; font-size: 16px; margin-bottom: 6px;\"\u003e★★★★☆\u003c\/div\u003e\n\u003cstrong style=\"display: block; font-size: 14px; margin-bottom: 4px; color: #333333;\"\u003eMatteo L. — Italy\u003c\/strong\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #555555; text-align: justify;\"\u003e\"Very clean chip clearance. The SVXBL body shape allows our high-pressure coolant stream to flush the strings straight out of the bore during reverse-facing programs.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Review 4 - Japan --\u003e\n\u003cdiv style=\"border: 1px solid #47479F; border-radius: 6px; padding: 15px; background-color: #ffffff;\"\u003e\n\u003cdiv style=\"color: #ffc107; font-size: 16px; margin-bottom: 6px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cstrong style=\"display: block; font-size: 14px; margin-bottom: 4px; color: #333333;\"\u003eTakashi O. — Japan\u003c\/strong\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #555555; text-align: justify;\"\u003e\"Excellent price and exceptional finishing consistency. The insert pocket tolerances match our highly expensive Japanese tooling setups perfectly.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Review 5 - Canada --\u003e\n\u003cdiv style=\"border: 1px solid #47479F; border-radius: 6px; padding: 15px; background-color: #ffffff;\"\u003e\n\u003cdiv style=\"color: #ffc107; font-size: 16px; margin-bottom: 6px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cstrong style=\"display: block; font-size: 14px; margin-bottom: 4px; color: #333333;\"\u003eFraser G. — Canada\u003c\/strong\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #555555; text-align: justify;\"\u003e\"The black matte layer handles thermal shock well from heavy coolant sprays. Torx threads remain crisp after dozens of insert flips.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Section 8: AI-Style FAQ \u0026 Troubleshooting Guide --\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; font-size: 20px; margin-top: 30px; font-weight: bold;\"\u003e8. AI-Style FAQ \u0026amp; Troubleshooting Guide\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom: 25px;\"\u003e\n\u003c!-- Q1 --\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 12px; border-radius: 6px 6px 0 0; font-weight: bold; font-size: 15px;\"\u003eQ: What is the optimal overhang limit to avoid part chatter with the S25S-SVXBL16?\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #47479F; border-top: none; padding: 15px; margin-bottom: 15px; border-radius: 0 0 6px 6px; font-size: 14px; background-color: #fdfdfd; text-align: justify;\"\u003eA: For traditional steel-shank configurations like this left-handed model, the maximum recommended overhang ratio should remain within \u003cstrong\u003e3x to 4x the shank diameter ($75\\text{ mm} - 100\\text{ mm}$)\u003c\/strong\u003e. Pushing the holder past 4xD without dampening setups increases deflection risks and can degrade your surface profile finish.\u003c\/div\u003e\n\u003c!-- Q2 --\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 12px; border-radius: 6px 6px 0 0; font-weight: bold; font-size: 15px;\"\u003eQ: Why am I getting chip nest accumulation on the boring bar body?\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #47479F; border-top: none; padding: 15px; margin-bottom: 15px; border-radius: 0 0 6px 6px; font-size: 14px; background-color: #fdfdfd; text-align: justify;\"\u003eA: Long ribbon nesting occurs when your depth of cut ($a_p$) or feed rate ($f$) falls below the activation threshold of the indexable insert's chipbreaker geometry. Incrementally boost your feed speed or pair the bar with an aggressive medium-to-rough chipbreaker geometry like the BEYOND -HM profile.\u003c\/div\u003e\n\u003c!-- Q3 --\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 12px; border-radius: 6px 6px 0 0; font-weight: bold; font-size: 15px;\"\u003eQ: Are carbide turning inserts packed alongside the delivery box?\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #47479F; border-top: none; padding: 15px; margin-bottom: 25px; border-radius: 0 0 6px 6px; font-size: 14px; background-color: #fdfdfd; text-align: justify;\"\u003eA: No, indexable carbide inserts are sold separate from the tool holder. Each factory shipment contains: (1) BEYOND S25S-SVXBL16 Boring Bar Tool Holder, (1) Matching M4 Insert Screw, and (1) T15 Torx Wrench Key.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Bottom Grade Comparison \u0026 Workpiece Material Matrix Tip --\u003e\n\u003cdiv style=\"background-color: #333333; color: #ffffff; padding: 18px; border-radius: 6px; font-size: 13.5px; text-align: justify; line-height: 1.55;\"\u003e\n\u003cstrong\u003eMachinist Setup Tip (Workpiece Material Matrix Alignment):\u003c\/strong\u003e When configuring left-hand internal boring cycles, ensure that the cutting edge of your VBMT insert sits directly on the lathe spindle centerline, or up to $+0.1\\text{ mm} \\sim +0.2\\text{ mm}$ above center. Operating below the spindle center line shrinks your functional clearance angle, accelerating flank wear and leading to vibration issues. Always refer to the BEYOND equivalent models chart to verify compatibility before beginning your automated CNC operations.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BEYOND","offers":[{"title":"Default Title","offer_id":43622580715692,"sku":"S25S-SVXBL16","price":33.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/BEYOND_S25S-SVXBL16_left_hand_CNC_internal_boring_bar_steel_shank_tool_holder_for_VBMT_1604_inserts.jpg?v=1779519679","url":"https:\/\/cnchome-beyond.com\/products\/beyond-s25s-svxbl16-boring-bar-cnc-internal-turning-tool-holder","provider":"CNCHome-Beyond","version":"1.0","type":"link"}