BEYOND MVJNR/L CNC External Turning Toolholder for VNMG1604 Inserts

The BEYOND MVJNR/MVJNL series is a high-precision CNC external turning toolholder designed for VNMG1604 carbide inserts. Using a reliable W-type top clamp structure and a 93° approach angle (ISO code “J”), this toolholder ensures excellent rigidity, insert stability, and smooth chip evacuation for various turning operations.

✔ ISO Code Interpretation

• M – Shank Style
• V – Insert Shape (V-shape insert, VNMG)
• J – 93° Cutting Edge Angle
• N – 0° Insert Relief Angle
• R / L – Right-hand / Left-hand Tool
• 4-digit number – Shank Height × Shank Width (mm)
• Last Letter – Toolholder Length Code
• Final Number (16) – Insert Cutting Edge Length

✔ Features

• W-type top clamp ensures strong mechanical locking
• Supports high-speed, continuous, and interrupted turning
• Optimized tool geometry for stable turning at 93° approach angle
• Compatible with VNMG1604 carbide inserts
• Suitable for steel, stainless steel, alloy steel, and cast iron
• High rigidity shank for improved dimensional accuracy

✔ Compatible Inserts

VNMG1604 (all grades and chipbreakers, depending on application)

✔ Typical Applications

• External turning
• Profiling
• Light to medium roughing
• Finishing on steel / stainless steel

✔ Product Specifications

Why Choose BEYOND Toolholders?

BEYOND provides high-quality CNC toolholders with stable clamping, precise machining performance, and compatibility with most international brands of inserts. Perfect for industrial production, automotive parts machining, mold applications, and general turning operations.