UNKNOWN MVTNL-20-3D Indexable Lathe Tool Holder

Description:

The UNKNOWN MVTNL-20-3D Indexable Lathe Tool Holder is used in CNC turning and metalworking systems to hold indexable carbide inserts for external turning operations. Commonly installed in CNC lathes, engine lathes, machining centers, and precision metalworking equipment requiring high-performance OD turning and profiling. Maintenance teams and system integrators use this part for repair, retrofit, expansion, or replacement.

Applications:

The UNKNOWN MVTNL-20-3D Indexable Lathe Tool Holder is used in industrial machining applications requiring external turning, facing, and profiling of metal workpieces. It is commonly found in CNC lathes, engine lathes, job shops, aerospace manufacturing, automotive machining, and general metal fabrication facilities where indexable carbide inserts are used to improve productivity and reduce tooling costs. The MVTNL designation is an ISO-standard toolholder style designed for negative 35° diamond inserts such as VNMG and VNGA series.

Technical Specifications:

• Manufacturer: Unknown
• Part Number: MVTNL-20-3D
• Product Type: Indexable Lathe Tool Holder
• Function: Holds indexable inserts for external turning operations
• Tool Style: MVTNL
• Cutting Direction: Left Hand (L)
• Insert Shape: V (35° Diamond)
• Compatible Inserts: VNMG 332, VNGA 332 Series
• Insert Clamping System: M Clamp Style
• Shank Size: 1.00 in. × 1.00 in. (listing)
• Alternate Industrial Standard Size: 1.25 in. × 1.25 in. variants available
• Overall Length (OAL): 6.00 in.
• Functional Length: 6.00 in. (152.4 mm)
• Tool Cutting Edge Angle: 117.25°
• Maximum Cutting Depth: 0.280 in. (7.12 mm)
• Material: Hardened Steel
• Mounting Type: Square Shank
• Application: External Turning and Profiling
• Compatible Equipment: CNC Lathes, Engine Lathes, Turning Centers
• Coolant Through: No
• Industrial Grade Construction for Continuous Machining Operations

Common Replacements:

• SECO MVTNL-20-3D Indexable Turning Tool Holder
• Sandvik COROMANT MVTNL 20 3D Tool Holder
• Ultra-DEX MVTNL 20-3D Indexable OD Turning Tool Holder