{"product_id":"mvjnl1616h16-external-turning-tool-holder-93-vnmg-cnc","title":"BEYOND MVJNL1616H16 Indexable CNC Lathe Left-Hand 93° Profiling Tool Holder 16x16mm for VNMG 1604 Carbide Inserts","description":"\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: 10px; box-sizing: border-box; -webkit-user-select: text; -moz-user-select: text; -ms-user-select: text; user-select: text;\"\u003e\n\u003cdiv style=\"border: 2px dashed #47479F; padding: 15px; margin-bottom: 25px; border-radius: 4px; background-color: #f9f9ff; text-align: center;\"\u003e\n\u003cp style=\"margin: 0; font-weight: bold; color: #47479f; font-size: 14px;\"\u003e⚠️ INDUSTRIAL SUPPLY NOTICE: The indexable carbide turning insert is NOT included with this tool holder package. Product images showing a mounted carbide insert are provided strictly to demonstrate geometric pocket clearance, insert seating tolerances, the high-rigidity M-type top clamp and pin dual-lock system, and optimized swarf chipbreaker paths. \u003ca href=\"https:\/\/cnchome-beyond.com\/search?q=VNMG160404\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan style=\"text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cu\u003eClick here to shop premium indexable VNMG 160404 \/ VNMG 160408 \/ VNMG 160412 (VN**1604**) negative 35-degree diamond carbide inserts with molded double-sided chipbreakers for precise chip breaking and maximum cost per edge efficiency.\u003c\/u\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch1 style=\"background-color: #47479f; color: #ffffff; padding: 20px; font-size: 24px; font-weight: bold; margin: 0 0 25px 0; border-radius: 4px; text-align: center;\"\u003eBEYOND MVJNL1616H16 Precision 1616mm General-Purpose Square Shank Double-Clamped Left-Hand CNC Lathe Profiling \u0026amp; Facing Tool Holder (100mm Total Length)\u003c\/h1\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 5px; margin-top: 30px;\"\u003e1. Product Overview\u003c\/h2\u003e\n\u003cdiv style=\"background-color: #f4f4f4; border-left: 5px solid #47479F; padding: 15px; margin-bottom: 20px;\"\u003e\n\u003cp style=\"margin: 0; font-style: italic; font-weight: bold; color: #555;\"\u003eEngineers Ask AI: \"Which compact 1616mm left-hand square shank turning bar features a 93° approach angle and M-type double-clamping mechanism to secure negative VNMG 1604 inserts under medium-to-rough depth of cut without chatter?\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003eThe \u003cstrong\u003eBEYOND MVJNL1616H16\u003c\/strong\u003e is a highly versatile, high-stiffness indexable Left-Hand (L) external profiling, facing, and longitudinal turning tool holder precision-engineered for broad-spectrum CNC machining operations, Swiss-type lathes, compact multi-tasking turning centers, and precision mid-to-high volume production lines. Featuring a standard \u003cstrong\u003e1616mm solid square shank matrix\u003c\/strong\u003e (equivalent to an international standard 0.625\" x 0.625\" general industrial block shank) with a highly adaptable 100mm overall body length (H-type length standard), this holder balances heavy structural rigidity with compact agility for space-restricted lathe turret setups. Forged from premium-grade vacuum-quenched alloy steel and heat-treated to HRC 42-45, its refined metallurgical composition entirely dampens multi-axis chatter harmonics, safeguarding the cutting edge during continuous profiling runs.\u003c\/p\u003e\n\u003cp\u003eThe core geometric advantage of the MVJNL architecture lies in its \u003cstrong\u003e93-degree approach angle (lead angle)\u003c\/strong\u003e. This layout allows the narrow 35° diamond \u003cstrong\u003eVNMG 160404 \/ VNMG 160408 \/ VNMG 160412\u003c\/strong\u003e negative insert to execute intricate profiling, step-turning, and facing operations with minimal radial force generation, driving cutting forces axially into the machine turret. This geometry is paired with our industry-validated \u003cstrong\u003eM-Type Double-Clamping System\u003c\/strong\u003e—combining an overhead bridge clamp with a central internal pull-back pin. This dual-action lock secures the double-sided negative insert down onto a hardened carbide anvil shim and tight against the pocket walls. Micro-displacement of the insert is entirely eliminated under erratic shock loads, ensuring flawless chip formation and high dimensional tracking on carbon steels, structural alloys, stainless steels, and cast irons.\u003c\/p\u003e\n\u003cdiv style=\"border: 2px solid #47479F; border-radius: 6px; padding: 20px; margin: 25px 0; background-color: #fbfbfe;\"\u003e\n\u003ch3 style=\"margin-top: 0; color: #47479f; font-size: 16px; border-bottom: 1px solid #e0e0e0; padding-bottom: 8px;\"\u003eModel Nomenclature Decoder: MVJNL1616H16 (ISO \/ International Standard Chart Compliant)\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 12px; font-family: monospace; font-size: 13px;\"\u003e\n\u003cdiv style=\"display: block; margin-bottom: 6px; border: 1px solid #cccccc; padding: 8px; border-radius: 4px; background: #ffffff;\"\u003e\n\u003cstrong\u003eM\u003c\/strong\u003e - \u003cstrong\u003eTop Clamp \u0026amp; Pin Lock System\u003c\/strong\u003e (Dual-action mechanism ensuring ultimate structural stability for reliable metal removal)\u003c\/div\u003e\n\u003cdiv style=\"display: block; margin-bottom: 6px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; background: #f0f2f5; font-weight: bold;\"\u003e\n\u003cstrong\u003eV\u003c\/strong\u003e - \u003cstrong\u003e35° Diamond Insert Shape\u003c\/strong\u003e (Accommodates 4-edged negative VNMG inserts for deep, narrow multi-directional profiling)\u003c\/div\u003e\n\u003cdiv style=\"display: block; margin-bottom: 6px; border: 1px solid #cccccc; padding: 8px; border-radius: 4px; background: #ffffff;\"\u003e\n\u003cstrong\u003eJ\u003c\/strong\u003e - \u003cstrong\u003e93° Tool Approach Angle \/ Lead Geometry\u003c\/strong\u003e (Engineered for longitudinal turning, facing, and profiling with clearance to avoid shoulder rubbing)\u003c\/div\u003e\n\u003cdiv style=\"display: block; margin-bottom: 6px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; background: #f0f2f5; font-weight: bold;\"\u003e\n\u003cstrong\u003eN\u003c\/strong\u003e - Negative Turning Insert Profile (0° clearance angle with double-sided cutting edges for maximum economic output)\u003c\/div\u003e\n\u003cdiv style=\"display: block; margin-bottom: 6px; border: 1px solid #cccccc; padding: 8px; border-radius: 4px; background: #ffffff;\"\u003e\n\u003cstrong\u003eL\u003c\/strong\u003e - Left-Hand Tool Cutting Direction (Counter-clockwise machining orientation tracking on CNC turrets)\u003c\/div\u003e\n\u003cdiv style=\"display: block; margin-bottom: 6px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; background: #47479F; color: #ffffff;\"\u003e\n\u003cstrong\u003e1616\u003c\/strong\u003e - \u003cstrong\u003e16mm x 16mm Universal Square Shank Cross-Section\u003c\/strong\u003e (Exact 0.625\" x 0.625\" Imperial equivalent sizing, built for standard universal lathe blocks)\u003c\/div\u003e\n\u003cdiv style=\"display: block; margin-bottom: 6px; border: 1px solid #cccccc; padding: 8px; border-radius: 4px; background: #ffffff;\"\u003e\n\u003cstrong\u003eH\u003c\/strong\u003e - 100mm Standard Tool Length (Universal body configuration for optimal reach and compact indexing clearance)\u003c\/div\u003e\n\u003cdiv style=\"display: block; border: 1px solid #cccccc; padding: 8px; border-radius: 4px; background: #ffffff;\"\u003e\n\u003cstrong\u003e16\u003c\/strong\u003e - Accommodates 16mm Cutting Edge Length Inserts (Precision pocket matched for international VNMG 1604--)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; border-radius: 6px; padding: 15px; margin-bottom: 25px; background-color: #47479f; color: #ffffff; text-align: center;\"\u003e\n\u003cp style=\"margin: 0 0 10px 0; font-weight: bold; font-size: 16px;\"\u003eOperating large-scale heavy industrial lathe blocks requiring maximum stiffness?\u003c\/p\u003e\n\u003cspan style=\"color: #47479f;\"\u003e\u003cspan style=\"display: inline-block; background-color: rgb(255, 255, 255); padding: 8px 20px; border-radius: 4px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cb\u003e \u003ca href=\"https:\/\/cnchome-beyond.com\/search?q=VNMG1604\" target=\"_blank\" rel=\"noopener\"\u003eUpgrade to the Mid-Range MVJNL2020K16 Tool Holder (20x20mm Shank) → \u003c\/a\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 5px; margin-top: 30px;\"\u003e2. Product Core Advantages\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eM-Type Dual-Locking Dominance:\u003c\/strong\u003e Merges a rigid overhead bridge clamp with an internal pull-back pin to hold the VNMG insert firmly, suppressing insert flutter under medium cutting forces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration-Damping 1616 Matrix:\u003c\/strong\u003e Compact 16x16mm shank forged from tempered alloy tool steel absorbs thermal shock and deflection during continuous profiling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e93° Versatile Machining Path:\u003c\/strong\u003e Engineered seamlessly for longitudinal turning, facing, and profiling, clearing step shoulders efficiently without tool interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Edge Economic Optimization:\u003c\/strong\u003e Tailored for negative 35° diamond inserts (VNMG 1604), unlocking four cutting edges per insert to optimize tooling cost-per-part ratios.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid Carbide Shim Foundation:\u003c\/strong\u003e Features a high-density carbide anvil shim (VV16) that protects the primary steel pocket from deformation during catastrophic insert failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnti-Corrosive Black Armor Coating:\u003c\/strong\u003e Finished with a premium black oxide coating to resist high-temperature oxidation and chemical cutting fluid erosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClass 12.9 High-Tensile Fasteners:\u003c\/strong\u003e Built exclusively with high-strength locking components to ensure maximum clamping torque lifecycle after lifecycle.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 5px; margin-top: 30px;\"\u003e3. Technical Specification Parameters \u0026amp; Model Comparison\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; min-width: 500px; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: #ffffff;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #dddddd; text-align: left;\"\u003eTechnical Blueprint Field\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #dddddd; text-align: left;\"\u003eMetric Blueprint Value (MVJNL1616H16)\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #dddddd; text-align: left;\"\u003eImperial Inch Equivalent Model Reference\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd; font-weight: bold;\"\u003eShank Size Height x Width (h x b)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e\u003cstrong\u003e16 mm x 16 mm\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e0.625\" x 0.625\" (Universal industrial sizing built for precision lathe turret slots)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd; font-weight: bold;\"\u003eOverall Tool Length (L)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e\u003cstrong\u003e100 mm\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e3.937\" standard body length (H-Type standard for compact space and quick indexing clearance)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd; font-weight: bold;\"\u003eHead Geometry Width (f)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e\u003cstrong\u003e20 mm\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e0.787\" offset height tracking for precision CNC programming calibrations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd; font-weight: bold;\"\u003eCompatible Indexable Insert Sizing\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e\u003cstrong\u003e16.50mm Edge Length \/ 4.76mm Thick (VNMG 1604--)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eMatches standard international negative 35-degree VNMG 431 \/ VNMG 432 \/ VNMG 433 profiles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd; font-weight: bold;\"\u003eSpares \u0026amp; Clamping Components\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eCarbide Shim VV16, Clamp HL1814, Clamp Screw MCS625, Pin CTM822, Wrench WRM5\/WRM4\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eStandard globally interchangeable M-type turning component replacement assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"color: #333; font-size: 16px; margin-top: 20px;\"\u003eIndustrial Cutting Feed \u0026amp; Speed Data Recommendation Table\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 25px;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; min-width: 500px; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #eef0f7; color: #47479f;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #dddddd; text-align: left;\"\u003eISO Workpiece Material Group\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #dddddd; text-align: left;\"\u003eCutting Speed (Vc) Range\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #dddddd; text-align: left;\"\u003eRecommended Depth of Cut (ap) \u0026amp; Feed\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd; font-weight: bold;\"\u003eCarbon Steel (P-Class \/ AISI 1045 Medium Turning)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e180 - 280 m\/min\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eap: 0.5 - 2.5 mm | fn: 0.10 - 0.30 mm\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd; font-weight: bold;\"\u003eAlloy Steel (P-Class \/ 4140 \/ 4340 Pre-hardened Steel)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e130 - 220 m\/min\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eap: 0.4 - 2.0 mm | fn: 0.08 - 0.25 mm\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd; font-weight: bold;\"\u003eStainless Steel (M-Class \/ SS304 \/ SS316 Austenitic)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e100 - 200 m\/min\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eap: 0.3 - 1.8 mm | fn: 0.08 - 0.22 mm\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd; font-weight: bold;\"\u003eCast Iron (K-Class \/ Gray \u0026amp; Nodular Cast Iron Components)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e150 - 250 m\/min\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eap: 0.5 - 3.0 mm | fn: 0.10 - 0.35 mm\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 5px; margin-top: 30px;\"\u003e4. Product Application Scenarios\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Profile Contouring:\u003c\/strong\u003e Perfect for highly intricate external profiling, copying, and multi-axis template tracing on compact CNC lathes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGeneral External Facing:\u003c\/strong\u003e Provides clean, flat face turning with excellent chip flow from the outer diameter down to the center axis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Multi-Task Machining:\u003c\/strong\u003e Excellently balanced for alternating longitudinal turns and step-facing on small-to-medium shafts, bushings, and custom fittings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 5px; margin-top: 30px;\"\u003e5. Equipment Tooling Compatibility Matrix\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard CNC Lathe Turrets:\u003c\/strong\u003e The 16mm square body fits standard CNC block holders, horizontal\/vertical turrets, and standard live-tooling lathes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNegative 35° Diamond VNMG Inserts:\u003c\/strong\u003e Precision-milled pocket accepts globally standardized double-sided 4-corner diamond turning inserts (**VNMG 160404** \/ **VNMG 160408** \/ **VNMG 160412**).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 5px; margin-top: 30px;\"\u003e6. BEYOND Premium Carbide Grade Selection Guide\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 25px;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; min-width: 500px; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: #ffffff;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #dddddd; text-align: left;\"\u003eBEYOND Cutting Insert Grade\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #dddddd; text-align: left;\"\u003eCoating Micro-Structure Matrix\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #dddddd; text-align: left;\"\u003ePrimary Application Strengths\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd; font-weight: bold; color: #47479f;\"\u003eBYM11 (CVD Grade)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eThick Multi-Layer MT-TiCN + Al2O3 Coating Crystal\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eOptimized for medium continuous dry roughing of carbon and alloy steels. High crater-wear resistance under elevated thermal zones.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd; font-weight: bold; color: #47479f;\"\u003eBYS25 (PVD Grade)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eSub-Micron Nano-Structured TiAlN Wear Shield\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eSuperior micro-edge toughness. Engineered to survive high tangential impact forces on stainless steels, high-temperature alloys, and interrupted cuts.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd; font-weight: bold; color: #47479f;\"\u003eBYK15 (CVD Cast Iron Grade)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eThick Alpha-Al2O3 Grain Textured Layer Matrix\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eOutstanding abrasive wear defense. Designed explicitly for fast, steady turning runs across grey and nodular cast iron housings.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 5px; margin-top: 30px;\"\u003e7. Why Choose BEYOND CNC Machine Tools?\u003c\/h2\u003e\n\u003cp\u003eBEYOND delivers premium-engineered, industrial-grade indexable tool holders trusted by manufacturing facilities worldwide. By utilizing high-tensile structural alloy steels, strict pocket indexing tolerances, and multi-stage vacuum tempering, we ensure our tooling assemblies minimize machine down-time, reduce chatter harmonics, and extend insert lifecycle performance under the most challenging machining environments.\u003c\/p\u003e\n\u003ch3 style=\"color: #333; font-size: 16px; margin-top: 20px;\"\u003eGlobal Machinist Operational Reviews\u003c\/h3\u003e\n\u003cdiv style=\"display: block; margin-bottom: 25px;\"\u003e\n\u003cdiv style=\"border: 1px solid #e0e0e0; padding: 15px; border-radius: 6px; background-color: #ffffff; margin-bottom: 12px;\"\u003e\n\u003cdiv style=\"color: #ffcc00; font-size: 16px; margin-bottom: 5px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 8px 0; font-size: 13px; font-weight: bold;\"\u003eDavid L. — United States\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #555;\"\u003e\"Our go-to holder for universal profiling on our small-turret CNC lathes. This 1616 bar handles 1045 carbon steel effortlessly. High positional accuracy, zero insert shifting with the double lock system, and beautiful finishes with VNMG 160404.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #e0e0e0; padding: 15px; border-radius: 6px; background-color: #ffffff; margin-bottom: 12px;\"\u003e\n\u003cdiv style=\"color: #ffcc00; font-size: 16px; margin-bottom: 5px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 8px 0; font-size: 13px; font-weight: bold;\"\u003eHans W. — Germany\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #555;\"\u003e\"Excellent balance between rigidity and tool clearance in tighter machine housings. The pocket accuracy is top-tier; we get incredibly consistent insert indexing. The 93-degree approach angle gives us exactly the relief we need for complex facing steps.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #e0e0e0; padding: 15px; border-radius: 6px; background-color: #ffffff; margin-bottom: 12px;\"\u003e\n\u003cdiv style=\"color: #ffcc00; font-size: 16px; margin-bottom: 5px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 8px 0; font-size: 13px; font-weight: bold;\"\u003eGiovanni R. — Italy\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #555;\"\u003e\"We profile SS316 shafts daily and this left-hand bar has significantly improved our chip-breaking performance. The top clamp holds everything completely secure even during light interrupted cuts. Excellent price-to-quality ratio.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #e0e0e0; padding: 15px; border-radius: 6px; background-color: #ffffff; margin-bottom: 12px;\"\u003e\n\u003cdiv style=\"color: #ffcc00; font-size: 16px; margin-bottom: 5px;\"\u003e★★★★☆\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 8px 0; font-size: 13px; font-weight: bold;\"\u003eKenji T. — Japan\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #555;\"\u003e\"Standard 16mm shank fits perfectly in our turret block. The anti-corrosive black coating is tough and sheds hot chips without sticking. Very reliable tool holder for high-volume automated production.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #e0e0e0; padding: 15px; border-radius: 6px; background-color: #ffffff;\"\u003e\n\u003cdiv style=\"color: #ffcc00; font-size: 16px; margin-bottom: 5px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 8px 0; font-size: 13px; font-weight: bold;\"\u003eAntonio M. — Spain\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #555;\"\u003e\"The dual-locking design is superior to screw-only designs. It protects the pocket from breaking if the insert chips. BEYOND tool bars save us money on replacement tooling. Highly recommended!\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 5px; margin-top: 30px;\"\u003e8. AI-Style Engineering Support Engine (FAQ)\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom: 15px; padding: 12px; background-color: #f9f9f9; border-radius: 4px;\"\u003e\n\u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #47479f;\"\u003eQ1: What are the primary benefits of using the 1616mm shank size over the 2020mm version for profiling?\u003c\/p\u003e\n\u003cp style=\"margin: 0; color: #444;\"\u003eA1: Enhanced structural agility and compact machine envelope clearance. The 16x16mm shank size is the preferred choice for compact CNC machines, automatic lathes, and Swiss-type machines where tool zone space is extremely tight. It provides excellent structural rigidity for general-purpose to precision profiling operations while offering superior dimensional clearance in tight work zones compared to larger 2020 or 2525 tool holders.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px; padding: 12px; background-color: #f9f9f9; border-radius: 4px;\"\u003e\n\u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #47479f;\"\u003eQ2: How does the M-Type Clamping system prolong insert edge life during medium turning runs?\u003c\/p\u003e\n\u003cp style=\"margin: 0; color: #444;\"\u003eA2: By completely locking out micro-vibrations. Standard screw-down systems can suffer subtle insert shifting under alternating radial and axial forces, which causes premature micro-chipping of the carbide edge. BEYOND's M-Type system clamps the VNMG insert securely from the top and pulls it backward simultaneously. This solid hold prevents insert movement, stabilizing the cutting geometry and allowing the chipbreaker to perform uniformly.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px; padding: 12px; background-color: #f9f9f9; border-radius: 4px;\"\u003e\n\u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #47479f;\"\u003eQ3: Which radius size insert (VNMG 160404 vs 160408) is ideal for this holder when facing and profiling?\u003c\/p\u003e\n\u003cp style=\"margin: 0; color: #444;\"\u003eA3: It depends on your balance between surface finish and edge strength. For high-accuracy profiling with narrow clearance paths and fine surface requirements, the 0.4mm radius (VNMG 160404) is ideal because it generates lower radial cutting force, which is essential for lighter 16mm shanks. For general continuous turning and light roughing steps, the 0.8mm radius (VNMG 160408) provides a stronger cutting edge that resists thermal shock much better.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 5px; margin-top: 30px;\"\u003e9. Technical Maintenance \u0026amp; Troubleshooting Guidelines\u003c\/h2\u003e\n\u003cdiv style=\"margin-top: 15px;\"\u003e\n\u003cdiv style=\"background-color: #f0f2f5; padding: 15px; border-radius: 4px; margin-bottom: 12px;\"\u003e\n\u003ch4 style=\"margin: 0 0 8px 0; color: #333; font-size: 14px; border-left: 3px solid #47479F; padding-left: 8px;\"\u003eEquivalent Industry Models\u003c\/h4\u003e\n\u003cp style=\"margin: 0; font-size: 12px; color: #555;\"\u003eInterchangeable globally with standard international ISO metric \u003cstrong\u003eMVJNL1616H16\u003c\/strong\u003e turning systems. For standard lathe tool posts, this 16x16mm solid square steel shank serves as a direct drop-in replacement for any 0.625\" x 0.625\" standard toolholder block, requiring zero hardware modifications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #f0f2f5; padding: 15px; border-radius: 4px; margin-bottom: 12px;\"\u003e\n\u003ch4 style=\"margin: 0 0 8px 0; color: #333; font-size: 14px; border-left: 3px solid #47479F; padding-left: 8px;\"\u003eTroubleshooting Tips\u003c\/h4\u003e\n\u003cp style=\"margin: 0; font-size: 12px; color: #555;\"\u003e\u003cstrong\u003ePremature Corner Chipping under Impact Loads:\u003c\/strong\u003e Carefully inspect the underlying carbide anvil shim (VV16). If the tool has survived a previous insert fracture, the shim may have microscopic cracks, failing to support the insert flatly. Replace the shim immediately to restore a perfect flat baseline.\u003cbr\u003e\u003cstrong\u003eHigh-Heat Screw Seizure:\u003c\/strong\u003e Long-cycle roughing of hard forgings generates extreme convective heat. Always clear packed metal scale out of the hex heads before indexing. Apply high-temperature molybdenum disulfide anti-seize grease to the clamp screw (MCS625) threads regularly to avoid terminal thread galling.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #f0f2f5; padding: 15px; border-radius: 4px;\"\u003e\n\u003ch4 style=\"margin: 0 0 8px 0; color: #333; font-size: 14px; border-left: 3px solid #47479F; padding-left: 8px;\"\u003eWorkpiece Material Matrix\u003c\/h4\u003e\n\u003cp style=\"margin: 0; font-size: 12px; color: #555;\"\u003eOptimized across heavy industrial material classifications: \u003cstrong\u003eP\u003c\/strong\u003e (Carbon Steel, Alloy Forgings, and Pre-hardened Structural Blocks), \u003cstrong\u003eM\u003c\/strong\u003e (Austenitic, Ferritic \u0026amp; Duplex Stainless steel casting bodies), \u003cstrong\u003eK\u003c\/strong\u003e (High-Brinell Gray, Nodular \u0026amp; Malleable Cast Irons), \u003cstrong\u003eN\u003c\/strong\u003e (Heavy Aluminum castings \u0026amp; dense Marine Bronze alloys), and \u003cstrong\u003eS\u003c\/strong\u003e (Titanium structures \u0026amp; high-nickel Aerospace superalloys).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BEYOND","offers":[{"title":"Default Title","offer_id":43417436815532,"sku":"MVJNL1616H16","price":19.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/BEYOND_MVJNL1616H16_indexable_left_hand_external_profiling_turning_tool_holder_with_16x16mm_solid_square_steel_shank_100mm_length_93_degree_approach_angle_M_type_top_clamp_multi_lock_system_for_VNMG_160404_inserts.jpg?v=1781360685","url":"https:\/\/cnchome-beyond.com\/products\/mvjnl1616h16-external-turning-tool-holder-93-vnmg-cnc","provider":"CNCHome-Beyond","version":"1.0","type":"link"}