WALTER Turning Insert: WNMG431-MM5 WSM20S
The WALTER Turning Insert: WNMG431-MM5 WSM20S, WNMG080404-MM5 WSM20S (MPN 7251989) is a Trigon (W) indexable turning insert. It is available in two geometries: WNMG431-MM5 WSM20S and WNMG080404-MM5 WSM20S.
SKU 3G-OTH-204704
Need installation or engineering help?
Ask a question
Product Description
The WALTER Turning Insert: WNMG431-MM5 WSM20S, WNMG080404-MM5 WSM20S (MPN 7251989) is a Trigon (W) indexable turning insert. It is available in two geometries: WNMG431-MM5 WSM20S and WNMG080404-MM5 WSM20S.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the WALTER WNMG431-MM5 WSM20S turning insert used for?
The WALTER WNMG431-MM5 WSM20S is a Trigon (W) indexable turning insert designed for general turning operations on steel and stainless steel. Its MM5 geometry and WSM20S grade provide good chip control and wear resistance for medium machining applications.
What are the specifications of the WALTER turning insert MPN 7251989?
The WALTER turning insert MPN 7251989 is available in two geometries: WNMG431-MM5 WSM20S and WNMG080404-MM5 WSM20S. Both are Trigon (W) indexable inserts with the WSM20S grade, suitable for turning steel and stainless steel. The manufacturer part number is 7251989.
Where to buy WALTER turning inserts worldwide?
You can source WALTER turning inserts worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the WNMG431-MM5 WSM20S and WNMG080404-MM5 WSM20S inserts.
How to select the right WALTER turning insert for steel machining?
Select the WALTER turning insert based on your operation and material. The WNMG431-MM5 WSM20S and WNMG080404-MM5 WSM20S are both Trigon inserts with the WSM20S grade, optimized for steel. The MM5 geometry offers medium chip control. For best results, match the insert size to your tool holder and cutting parameters.
Used in
Common applications for WALTERWALTER Products
3G Electric supplies WALTER trigon (w) indexable turning inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















