MWLNR2525M08 Turning Tool Holder

The MWLNR2525M08 Turning Tool Holder is a high-performance external holder designed for WNMG 432 inserts. With its strong 25×25 mm shank and reliable multi-lock clamping system, the MWLNR2525M08 Turning Tool Holder provides maximum rigidity and secure insert positioning for heavy-duty cutting. Built for precision and durability, the MWLNR2525M08 Turning Tool Holder ensures stable machining performance on steels, stainless steels, and cast irons.

This external turning toolholder features a 95° approach angle that allows versatility in roughing and finishing operations. Its negative rake pocket is engineered for WNMG inserts, enabling multiple cutting edges per insert, which significantly increases tool life and reduces tooling costs. The robust lever-lock clamping system keeps inserts firmly seated during continuous or interrupted cutting, minimizing vibration and improving surface finish.

Engineered for reliability, the MWLNR2525M08 is widely applied in automotive, aerospace, and energy industries. Its design ensures consistency in demanding production environments, making it a dependable choice for machinists looking to improve productivity and reduce downtime.

Code Breakdown

• M – Lever-lock clamping system

• W – Insert shape: 80° trigon (WNMG)

• L – Toolholder style: 95° approach angle

• N – Negative clearance (0° relief)

• R – Right-hand cutting direction

• 2525 – Shank size 25×25 mm

• M08 – Seat size for WNMG 08 (WNMG 432) inserts

Key Features of the Tool Holder

• Strong 25×25 mm shank for rigidity

• Suitable for WNMG 08 negative inserts

• Lever-lock system for secure clamping

• 95° approach angle for OD turning and facing

• Reliable for steels, stainless steels, and cast irons

Equivalent Tool Holders (Other Brands)

• Sandvik: MWLNR 2525M08-4325 (Sandvik official site)

• Dormer Pramet: MWLNR 2525 M08

• Dorian Tool: MWLNR16-4D (for WNM-432)

• Ultra-Dex: MWLNR 12-4B (for WNMG 432)

Application Guidelines

• Compatible inserts: WNMG 080404, WNMG 080408, WNMG 080412

• Approach angle: 95° for external turning

• Recommended use: medium to heavy-duty operations

• Typical industries: automotive, aerospace, general machining

For WNMG inserts and other toolholders, visit our Diamond Cut store.