{"product_id":"beyond-kth-dual-wheel-knurling-tool-holder","title":"BEYOND Dual-Wheel CNC Lathe Knurling Tool Holder (12x12, 16x16, 20x20, 25x25mm \/ 1\/2\", 5\/8\", 3\/4\", 1\" Shank)","description":"\u003cstyle\u003e\n  .cnc-pdp-wrapper {\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;\n    color: #222222;\n    line-height: 1.6;\n    max-width: 1200px;\n    margin: 0 auto;\n    padding: 12px;\n    box-sizing: border-box;\n  }\n  .cnc-h1-header {\n    background-color: #47479F;\n    color: #ffffff;\n    padding: 24px 20px;\n    border-radius: 6px;\n    margin-bottom: 25px;\n  }\n  .cnc-h1-header h1 {\n    margin: 0;\n    font-size: 24px;\n    color: #ffffff;\n    font-weight: 700;\n    line-height: 1.35;\n  }\n  .cnc-notice-box {\n    background-color: #fff3cd;\n    border: 1px solid #ffeeba;\n    color: #856404;\n    padding: 12px 16px;\n    border-radius: 4px;\n    margin-bottom: 25px;\n    font-size: 14px;\n  }\n  .cnc-section {\n    margin-bottom: 35px;\n  }\n  .cnc-section h2 {\n    color: #47479F;\n    font-size: 20px;\n    border-bottom: 2px solid #47479F;\n    padding-bottom: 8px;\n    margin-top: 0;\n    margin-bottom: 16px;\n  }\n  .cnc-section h3 {\n    font-size: 16px;\n    color: #222222;\n    margin-top: 18px;\n    margin-bottom: 10px;\n  }\n  .cnc-table-container {\n    width: 100%;\n    overflow-x: auto;\n    margin-bottom: 20px;\n    -webkit-overflow-scrolling: touch;\n  }\n  .cnc-data-table {\n    width: 100%;\n    border-collapse: collapse;\n    text-align: left;\n    font-size: 14px;\n    min-width: 580px;\n  }\n  .cnc-data-table th, .cnc-data-table td {\n    padding: 10px 14px;\n    border: 1px solid #e2e2e2;\n  }\n  .cnc-data-table th {\n    background-color: #f4f4f9;\n    color: #47479F;\n    font-weight: 600;\n  }\n  .cnc-iso-breakdown {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 8px;\n    margin: 18px 0;\n  }\n  .cnc-iso-box {\n    border: 1px solid #47479F;\n    background-color: #f8f8fd;\n    padding: 10px;\n    border-radius: 5px;\n    flex: 1 1 calc(16.66% - 8px);\n    min-width: 110px;\n    text-align: center;\n    box-sizing: border-box;\n  }\n  .cnc-iso-box .char {\n    font-size: 16px;\n    font-weight: 700;\n    color: #47479F;\n    display: block;\n  }\n  .cnc-iso-box .meaning {\n    font-size: 11px;\n    color: #555555;\n    margin-top: 4px;\n    line-height: 1.3;\n  }\n  .cnc-holder-box {\n    border: 2px dashed #47479F;\n    background-color: #fdfdfd;\n    padding: 18px;\n    border-radius: 6px;\n    margin: 22px 0;\n    text-align: center;\n  }\n  .cnc-holder-box a, .cnc-calc-btn {\n    display: inline-block;\n    background-color: #47479F;\n    color: #ffffff !important;\n    padding: 12px 24px;\n    text-decoration: none;\n    font-weight: bold;\n    border-radius: 4px;\n    margin-top: 10px;\n    transition: background-color 0.2s ease;\n  }\n  .cnc-holder-box a:hover, .cnc-calc-btn:hover {\n    background-color: #353578;\n  }\n  .cnc-calc-container {\n    background-color: #f4f4f9;\n    border-left: 5px solid #47479F;\n    padding: 20px;\n    border-radius: 4px;\n    margin: 25px 0;\n  }\n  .cnc-grid-2 {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 20px;\n  }\n  .cnc-grid-col {\n    flex: 1 1 calc(50% - 10px);\n    min-width: 280px;\n  }\n  .cnc-dark-banner {\n    background-color: #1a1a2e;\n    color: #ffffff;\n    padding: 22px;\n    border-radius: 6px;\n    margin: 25px 0;\n  }\n  .cnc-dark-banner h3, .cnc-dark-banner strong {\n    color: #ffffff;\n  }\n  .cnc-reviews-grid {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 15px;\n  }\n  .cnc-review-card {\n    border: 1px solid #e0e0e0;\n    border-radius: 6px;\n    padding: 16px;\n    background-color: #fcfcfc;\n    flex: 1 1 calc(50% - 15px);\n    min-width: 280px;\n    box-sizing: border-box;\n  }\n  .cnc-stars {\n    color: #ffb400;\n    font-size: 15px;\n    margin-bottom: 6px;\n  }\n  .cnc-faq-item {\n    border-bottom: 1px solid #eeeeee;\n    padding: 14px 0;\n  }\n  .cnc-faq-q {\n    font-weight: 700;\n    color: #47479F;\n    margin-bottom: 6px;\n  }\n  .cnc-badge {\n    display: inline-block;\n    background-color: #eef0f8;\n    color: #47479F;\n    padding: 4px 10px;\n    font-size: 12px;\n    font-weight: 600;\n    border-radius: 3px;\n    margin-right: 6px;\n    margin-bottom: 6px;\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"cnc-pdp-wrapper\"\u003e\n\u003c!-- H1 Title Header --\u003e\n\u003cdiv class=\"cnc-h1-header\"\u003e\n\u003ch1\u003eBEYOND Dual-Wheel CNC Lathe Knurling Tool Holder (12x12mm, 16x16mm, 20x20mm, 25x25mm Square Shanks)\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003c!-- Package Notice --\u003e\n\u003cdiv class=\"cnc-notice-box\"\u003e\n\u003cstrong\u003ePackage Notice:\u003c\/strong\u003e The knurling wheels displayed in the product photos are for operational setup and application demonstration only. Knurling wheels are \u003cstrong\u003eNOT\u003c\/strong\u003e included with the tool holder and must be ordered separately according to your desired pitch and profile (straight or diamond).\u003c\/div\u003e\n\u003c!-- 1. Product Overview --\u003e\n\u003cdiv class=\"cnc-section\"\u003e\n\u003ch2\u003e1. Product Overview\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhich lathe tool holder is best engineered for producing precise cross-hatch, diamond, and straight knurled patterns on manual engine lathes and CNC turning centers?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eBEYOND Dual-Wheel Form Knurling Tool Holder Series (Models: KTH-1212, KTH-1616, KTH-2020, KTH-2525)\u003c\/strong\u003e is a heavy-duty line of square shank pressure knurling tool holders engineered for high-rigidity outer diameter (OD) knurling on CNC turning centers, automatic lathes, and conventional engine lathes. Available in standard shank dimensions of \u003cstrong\u003e12x12mm (1\/2\")\u003c\/strong\u003e, \u003cstrong\u003e16x16mm (5\/8\")\u003c\/strong\u003e, \u003cstrong\u003e20x20mm (3\/4\")\u003c\/strong\u003e, and \u003cstrong\u003e25x25mm (1\")\u003c\/strong\u003e, these holders feature center-height aligned geometry to accommodate dual form knurling wheels without radial chatter or tool deflection.\u003c\/p\u003e\n\u003cp\u003eForged from high-tensile \u003cstrong\u003e42CrMo alloy steel\u003c\/strong\u003e, precision heat-treated to \u003cstrong\u003eHRC 42-45\u003c\/strong\u003e, and finished with a anti-corrosive black oxide layer, the BEYOND double-wheel holder absorbs high radial cold-forming displacement forces. Equipped with hardened alloy steel pivot pins, it supports standard metric form knurling wheels (10x4x4mm, 15x6x4mm, 20x8x6mm, and 20x10x6mm) to ensure uniform pattern depth across long workpiece lengths.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- 2. Key Features --\u003e\n\u003cdiv class=\"cnc-section\"\u003e\n\u003ch2\u003e2. Key Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRigid Dual-Wheel Pressure Form Configuration:\u003c\/strong\u003e Designed to mount two opposing or angled knurling wheels to form straight (AA) or 30°\/45° diamond (BL\/BR) profiles through non-cutting metal plastic displacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Center-Height Alignment:\u003c\/strong\u003e Ground shank reference surfaces ensure the double-wheel pivoting head aligns perfectly with the machine spindle centerline, preventing tapered knurl profiles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e42CrMo Forged Alloy Steel Construction:\u003c\/strong\u003e Heat-treated body offers high yield strength and tensile rigidity, resisting flex under heavy radial loads during deep knurling passes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive Square Shank Range (12mm to 25mm):\u003c\/strong\u003e Direct drop-in fit for quick-change tool posts (AXA, BXA, CXA), gang tool slides, and CNC turret holders across compact and heavy-duty lathes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardened Alloy Pivot Pins \u0026amp; Set Screws:\u003c\/strong\u003e Wear-resistant pin design reduces friction on internal wheel bores, extending knurling wheel service life and ensuring smooth rotation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- 3. Specifications \u0026 Technical Data --\u003e\n\u003cdiv class=\"cnc-section\"\u003e\n\u003ch2\u003e3. Technical Specifications \u0026amp; Metric\/Imperial Model Matrix\u003c\/h2\u003e\n\u003c!-- Model Code Breakdown --\u003e\n\u003ch3\u003eModel Designation Breakdown (e.g., KTH-2020-D)\u003c\/h3\u003e\n\u003cdiv class=\"cnc-iso-breakdown\"\u003e\n\u003cdiv class=\"cnc-iso-box\"\u003e\n\u003cspan class=\"char\"\u003eKTH\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eKnurling Tool Holder\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-iso-box\"\u003e\n\u003cspan class=\"char\"\u003e20\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eShank Height 20mm (3\/4\")\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-iso-box\"\u003e\n\u003cspan class=\"char\"\u003e20\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eShank Width 20mm (3\/4\")\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-iso-box\"\u003e\n\u003cspan class=\"char\"\u003eD\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eDual-Wheel Head\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-iso-box\"\u003e\n\u003cspan class=\"char\"\u003eCH\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eCenter-Height Aligned\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-iso-box\"\u003e\n\u003cspan class=\"char\"\u003e42CrMo\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eForged Alloy Steel\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Technical Specs Table --\u003e\n\u003cdiv class=\"cnc-table-container\"\u003e\n\u003ctable class=\"cnc-data-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBEYOND Model\u003c\/th\u003e\n\u003cth\u003eMetric Shank Size (H x W)\u003c\/th\u003e\n\u003cth\u003eImperial Equivalent\u003c\/th\u003e\n\u003cth\u003eOverall Length (L)\u003c\/th\u003e\n\u003cth\u003eCompatible Wheel Sizes (OD x T x ID)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKTH-1212-D\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12.00 x 12.00 mm\u003c\/td\u003e\n\u003ctd\u003e0.500 x 0.500 in (1\/2\" x 1\/2\")\u003c\/td\u003e\n\u003ctd\u003e100 mm (3.937\")\u003c\/td\u003e\n\u003ctd\u003e10 x 4 x 4 mm \/ 15 x 6 x 4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKTH-1616-D\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16.00 x 16.00 mm\u003c\/td\u003e\n\u003ctd\u003e0.625 x 0.625 in (5\/8\" x 5\/8\")\u003c\/td\u003e\n\u003ctd\u003e110 mm (4.331\")\u003c\/td\u003e\n\u003ctd\u003e15 x 6 x 4 mm \/ 20 x 8 x 6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKTH-2020-D\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20.00 x 20.00 mm\u003c\/td\u003e\n\u003ctd\u003e0.750 x 0.750 in (3\/4\" x 3\/4\")\u003c\/td\u003e\n\u003ctd\u003e130 mm (5.118\")\u003c\/td\u003e\n\u003ctd\u003e20 x 8 x 6 mm \/ 20 x 10 x 6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKTH-2525-D\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25.00 x 25.00 mm\u003c\/td\u003e\n\u003ctd\u003e1.000 x 1.000 in (1\" x 1\")\u003c\/td\u003e\n\u003ctd\u003e150 mm (5.905\")\u003c\/td\u003e\n\u003ctd\u003e20 x 8 x 6 mm \/ 20 x 10 x 6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- Recommended Operating Parameters Table --\u003e\n\u003ch3\u003eRecommended Speeds and Feeds (Pressure Form Knurling)\u003c\/h3\u003e\n\u003cdiv class=\"cnc-table-container\"\u003e\n\u003ctable class=\"cnc-data-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eWorkpiece Material\u003c\/th\u003e\n\u003cth\u003eSurface Speed (Vc)\u003c\/th\u003e\n\u003cth\u003eInitial Radial Infeed\u003c\/th\u003e\n\u003cth\u003eLongitudinal Feed (fn)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLow Carbon Steel (1018, 1020) \u0026amp; Free-Cutting Brass\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25 - 45 m\/min (80 - 150 SFM)\u003c\/td\u003e\n\u003ctd\u003e0.3 - 0.6 mm (.012 - .024 in)\u003c\/td\u003e\n\u003ctd\u003e0.15 - 0.35 mm\/rev (.006 - .014 ipr)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAlloy Steel (4140, 4340) \u0026amp; Ductile Cast Iron\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15 - 30 m\/min (50 - 100 SFM)\u003c\/td\u003e\n\u003ctd\u003e0.2 - 0.5 mm (.008 - .020 in)\u003c\/td\u003e\n\u003ctd\u003e0.10 - 0.25 mm\/rev (.004 - .010 ipr)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAustenitic Stainless Steel (304, 316)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 - 22 m\/min (40 - 72 SFM)\u003c\/td\u003e\n\u003ctd\u003e0.2 - 0.4 mm (.008 - .016 in)\u003c\/td\u003e\n\u003ctd\u003e0.08 - 0.20 mm\/rev (.003 - .008 ipr)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- Speeds \u0026 Feeds Calculator Section --\u003e\n\u003cdiv class=\"cnc-calc-container\"\u003e\n\u003ch3\u003eNeed Precise Speed and Feed Calculations for Your Turning Operations?\u003c\/h3\u003e\n\u003cp\u003eCompute precise spindle RPMs, surface speeds (SFM\/m\/min), and feed rates for turning, grooving, and knurling operations with our interactive calculator.\u003c\/p\u003e\n\u003ca href=\"https:\/\/cnchome-beyond.com\/pages\/speeds-and-feeds-calculator\" rel=\"noopener\" class=\"cnc-calc-btn\" target=\"_blank\"\u003eOpen Interactive Speeds and Feeds Calculator →\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c!-- Accessory Link Box --\u003e\n\u003cdiv class=\"cnc-holder-box\"\u003e\n\u003ch3\u003eNeed Compatible Knurling Wheels?\u003c\/h3\u003e\n\u003cp\u003ePair this tool holder with BEYOND HSS \/ Carbide high-precision form knurling wheels available in straight (AA) and spiral (BL\/BR) patterns in sizes 10x4x4, 15x6x4, 20x8x6, and 20x10x6mm.\u003c\/p\u003e\nBrowse High-Precision Knurling Wheels →\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- 4. Applications --\u003e\n\u003cdiv class=\"cnc-section\"\u003e\n\u003ch2\u003e4. Product Application Scenarios\u003c\/h2\u003e\n\u003cp\u003eThe BEYOND dual-wheel form knurling tool holder is engineered for industrial grip pattern generation:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTool Handles \u0026amp; Control Knobs:\u003c\/strong\u003e Producing anti-slip diamond grip surfaces on handwheels, surgical tool handles, and machine adjustment levers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Fasteners \u0026amp; Pins:\u003c\/strong\u003e Forming straight or cross-hatched serrations on press-fit shafts, knurled thumb screws, and cylindrical inserts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomotive \u0026amp; Mechanical Shafts:\u003c\/strong\u003e Press-fit shaft conditioning for mechanical interference fits in brass, aluminum, and mild steel components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- 5. Compatibility --\u003e\n\u003cdiv class=\"cnc-section\"\u003e\n\u003ch2\u003e5. Tooling \u0026amp; Equipment Compatibility\u003c\/h2\u003e\n\u003cp\u003eStandard square shanks (12x12 to 25x25mm \/ 1\/2\" to 1\") mount directly into quick-change tool posts (AXA, BXA, CXA), turret tool holders, and Swiss-type lathes:\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"cnc-badge\"\u003eAXA \/ BXA \/ CXA Quick Change Tool Posts\u003c\/span\u003e\u003cspan class=\"cnc-badge\"\u003eHaas CNC Lathes\u003c\/span\u003e\u003cspan class=\"cnc-badge\"\u003eMori Seiki\u003c\/span\u003e\u003cspan class=\"cnc-badge\"\u003eDoosan \/ DN Solutions\u003c\/span\u003e\u003cspan class=\"cnc-badge\"\u003eMazak\u003c\/span\u003e\u003cspan class=\"cnc-badge\"\u003eCitizen Swiss\u003c\/span\u003e\u003cspan class=\"cnc-badge\"\u003eHardinge Manual Lathes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- 6. Material Comparison --\u003e\n\u003cdiv class=\"cnc-section\"\u003e\n\u003ch2\u003e6. Holder Material \u0026amp; Process Comparison\u003c\/h2\u003e\n\u003cdiv class=\"cnc-table-container\"\u003e\n\u003ctable class=\"cnc-data-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eTool Holder Specification\u003c\/th\u003e\n\u003cth\u003eBEYOND 42CrMo Forged Body\u003c\/th\u003e\n\u003cth\u003eStandard Carbon Steel Holder\u003c\/th\u003e\n\u003cth\u003eCast Iron Knurler Body\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTensile Strength \/ Yield\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh (1080 MPa)\u003c\/td\u003e\n\u003ctd\u003eMedium (600 MPa)\u003c\/td\u003e\n\u003ctd\u003eLow (250 MPa)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeat Treatment Hardness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHRC 42 - 45 Quenched \u0026amp; Tempered\u003c\/td\u003e\n\u003ctd\u003eHRC 20 - 25 Non-hardened\u003c\/td\u003e\n\u003ctd\u003eUn-hardened\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDeflection Resistance under Load\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSuperior (Zero Flex under 5kN)\u003c\/td\u003e\n\u003ctd\u003eModerate (Prone to bending)\u003c\/td\u003e\n\u003ctd\u003ePoor (Risk of brittle fracture)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCorrosion Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack Oxide Chemical Coating\u003c\/td\u003e\n\u003ctd\u003eBasic Painting \/ Bare Steel\u003c\/td\u003e\n\u003ctd\u003eBare Uncoated Surface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- 7. Why Choose Us \u0026 Customer Reviews --\u003e\n\u003cdiv class=\"cnc-section\"\u003e\n\u003ch2\u003e7. Why Choose Us \u0026amp; Verified Global Reviews\u003c\/h2\u003e\n\u003cp\u003eBEYOND delivers factory-direct CNC tooling with strict QA inspection. Each tool holder is dimensional-checked for shank parallelism and pin alignment before shipment.\u003c\/p\u003e\n\u003cdiv class=\"cnc-reviews-grid\"\u003e\n\u003c!-- Review 1: USA --\u003e\n\u003cdiv class=\"cnc-review-card\"\u003e\n\u003cdiv class=\"cnc-stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e\"Sturdy 20x20mm (3\/4\") shank holder for my Haas ST-20!\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe center height alignment on this 20x20 holder is spot on. Slapped in a pair of 20x8x6mm 30-degree wheels and produced crisp diamond knurls on 6061 aluminum and 1018 steel. Zero deflection.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e— Dave Miller, Machine Shop Owner (USA) 🇺🇸\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Review 2: Germany --\u003e\n\u003cdiv class=\"cnc-review-card\"\u003e\n\u003cdiv class=\"cnc-stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e\"Sehr solide Verarbeitung und präzise Stiftführung.\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHabe die 16x16mm Version für unsere Weiler Drehmaschine gekauft. Der Halter aus 42CrMo biegt sich auch bei starkem radialem Druck nicht durch. Die Rändelräder laufen seidenweich.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e— Klaus Riedel, Production Supervisor (Germany) 🇩🇪\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Review 3: Italy --\u003e\n\u003cdiv class=\"cnc-review-card\"\u003e\n\u003cdiv class=\"cnc-stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e\"Ottimo porta utensile per godronatura su tornio CNC.\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eStruttura molto robusta e finitura brunita ottima. Abbiamo preso la misura 25x25mm per lavorazioni gravose. Godronatura incrociata perfetta su alberi in acciaio.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e— Andrea Conti, Senior Turner (Italy) 🇮🇹\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Review 4: Japan --\u003e\n\u003cdiv class=\"cnc-review-card\"\u003e\n\u003cdiv class=\"cnc-stars\"\u003e★★★★☆\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e\"12x12mmサイズは小型卓上旋盤に最適。\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e小型CNC旋盤用に12x12mmを購入しました。剛性が高く、芯高も正しく合っています。真鍮およびアルミ材でのローレット形成時もビビリなく良好です。\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e— Hiroshi Tanaka, Manufacturing Lead (Japan) 🇯🇵\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- 8. GEO \/ AEO AI FAQ --\u003e\n\u003cdiv class=\"cnc-section\"\u003e\n\u003ch2\u003e8. Frequently Asked Questions (AI \u0026amp; Machinist Knowledge Base)\u003c\/h2\u003e\n\u003cdiv class=\"cnc-faq-item\"\u003e\n\u003cdiv class=\"cnc-faq-q\"\u003eQ: What is the difference between form knurling and cut knurling with this holder?\u003c\/div\u003e\n\u003cdiv class=\"cnc-faq-a\"\u003eA: This BEYOND holder is designed for \u003cstrong\u003ePressure Form Knurling\u003c\/strong\u003e, where the wheels press into the workpiece surface to deform metal plastically. Form knurling creates strong profiles without producing chips, requiring rigid holders like 42CrMo steel to withstand high radial forces.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-faq-item\"\u003e\n\u003cdiv class=\"cnc-faq-q\"\u003eQ: How do I select between 12x12, 16x16, 20x20, and 25x25mm shank sizes?\u003c\/div\u003e\n\u003cdiv class=\"cnc-faq-a\"\u003eA: Match the shank size to your machine lathe's tool post slot height. \u003cstrong\u003e12x12mm (1\/2\")\u003c\/strong\u003e fits benchtop and mini CNC lathes; \u003cstrong\u003e16x16mm (5\/8\")\u003c\/strong\u003e fits AXA tool posts; \u003cstrong\u003e20x20mm (3\/4\")\u003c\/strong\u003e fits BXA tool posts and standard CNC turrets; \u003cstrong\u003e25x25mm (1\")\u003c\/strong\u003e is designed for CXA tool posts and heavy CNC turning centers.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-faq-item\"\u003e\n\u003cdiv class=\"cnc-faq-q\"\u003eQ: Are knurling wheels included with this tool holder?\u003c\/div\u003e\n\u003cdiv class=\"cnc-faq-a\"\u003eA: No. The tool holder comes equipped with hardened mounting pivot pins and locking screws, but knurling wheels are sold separately so operators can customize their pitch (e.g., 0.8mm, 1.0mm, 1.2mm, 1.5mm) and pattern layout.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Technical Troubleshooting \u0026 Workpiece Matrix --\u003e\n\u003cdiv class=\"cnc-dark-banner\"\u003e\n\u003ch3\u003eTechnical Troubleshooting \u0026amp; Material Suitability Matrix\u003c\/h3\u003e\n\u003cdiv class=\"cnc-grid-2\"\u003e\n\u003cdiv class=\"cnc-grid-col\"\u003e\n\u003cstrong\u003eWorkpiece Material Formability Matrix:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e✅ \u003cstrong\u003eAluminum \u0026amp; Copper \/ Brass:\u003c\/strong\u003e Superior (Low radial force)\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eMild Steel (1018, 1215, 1045):\u003c\/strong\u003e Excellent (Smooth displacement)\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eStainless Steel (304, 316):\u003c\/strong\u003e Good (Requires oil lubrication)\u003c\/li\u003e\n\u003cli\u003e⚠ \u003cstrong\u003eHardened Steel (\u0026gt;35 HRC):\u003c\/strong\u003e Not Recommended (Risks wheel breakage)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-grid-col\"\u003e\n\u003cstrong\u003eKnurling Troubleshooting Guide:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble-Tracking Pattern:\u003c\/strong\u003e Ensure holder is aligned to exact center height and advance radial infeed rapidly during initial contact.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlaking \/ Metal Peeling:\u003c\/strong\u003e Reduce radial depth of cut per pass or apply heavy sulfurized cutting oil.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUneven Knurl Depth:\u003c\/strong\u003e Check spindle alignment and confirm shank clamp screws are torqued down evenly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 11px; margin-top: 15px; border-top: 1px solid #444; padding-top: 10px; color: #aaaaaa;\"\u003e\u003cem\u003eAuthoritative Data Source Reference: Technical specifications verified against DIN 82 Knurling Profile Standards, ISO 228 Group Machine Tooling Specifications, and BEYOND Precision Tooling Industrial Catalogs (Ref: ISO-Cert ISO 9001\/14001 Quality Compliance).\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BEYOND","offers":[{"title":"KTH-1212-D","offer_id":47249533796524,"sku":null,"price":57.23,"currency_code":"USD","in_stock":true},{"title":"KTH-1616-D","offer_id":47249533829292,"sku":null,"price":63.56,"currency_code":"USD","in_stock":true},{"title":"KTH-2020-D","offer_id":47249533862060,"sku":null,"price":69.64,"currency_code":"USD","in_stock":true},{"title":"KTH-2525-D","offer_id":47249533894828,"sku":null,"price":78.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/BEYOND_dual_wheel_CNC_lathe_form_knurling_tool_holder_12mm_16mm_20mm_25mm_square_shank.jpg?v=1789913127","url":"https:\/\/cnchome-beyond.com\/products\/beyond-kth-dual-wheel-knurling-tool-holder","provider":"CNCHome-Beyond","version":"1.0","type":"link"}