WALTER Turning Insert: WNMG433-MM5 WSM20S

The WALTER WNMG433-MM5 WSM20S is a Trigon (W) indexable turning insert designed for general turning and facing operations on steel and cast iron. Its MM5 chipbreaker geometry provides reliable chip control at medium cutting depths and feeds, making it suitable for automotive, oil and gas, and general machining applications.

The WALTER Turning Insert MPN 7251995 is available in two designations: WNMG433-MM5 WSM20S and WNMG080412-MM5 WSM20S. Both are Trigon (W) indexable turning inserts with a WSM20S grade. The WNMG433 designation corresponds to an inscribed circle of 12.7 mm (1/2 inch), while WNMG080412 uses metric sizing with an 8 mm inscribed circle.

3G Electric supplies the WALTER Turning Insert WNMG080412-MM5 WSM20S (MPN 7251995) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact our team for a quote and lead time on this Trigon indexable turning insert.

To select the correct WALTER turning insert, match the insert geometry (e.g., WNMG433-MM5) to your cutting depth and feed rate. The MM5 chipbreaker is optimized for medium roughing of steel. Ensure the WSM20S grade suits your workpiece material hardness. Always verify the insert size matches your tool holder's pocket and clamping system.