WALTER Triangle Turning Insert: TNMG331-MM5 WSM20S
The WALTER Triangle Turning Insert, model TNMG331-MM5 WSM20S and TNMG160404-MM5 WSM20S (MPN 7251965), is a triangle (T) indexable turning insert. It is available in two specific grades and geometries as indicated by…
SKU 3G-OTH-323345
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Product Description
The WALTER Triangle Turning Insert, model TNMG331-MM5 WSM20S and TNMG160404-MM5 WSM20S (MPN 7251965), is a triangle (T) indexable turning insert. It is available in two specific grades and geometries as indicated by the supplied specifications.
Frequently Asked Questions
What is WALTER TNMG331-MM5 WSM20S turning insert used for?
The WALTER TNMG331-MM5 WSM20S is a triangle (T) indexable turning insert designed for general turning, facing, and profiling operations on steel and cast iron. Its MM5 geometry and WSM20S grade provide reliable performance in medium machining applications.
What are the specifications of WALTER TNMG160404-MM5 WSM20S insert?
The WALTER TNMG160404-MM5 WSM20S is a triangle indexable turning insert with an IC of 9.525 mm (3/8 in), thickness 4.76 mm, and nose radius 0.4 mm. It uses the WSM20S grade for wear resistance in steel and cast iron turning.
Where to buy WALTER triangle turning inserts worldwide?
3G Electric supplies WALTER triangle turning inserts, including TNMG331-MM5 WSM20S and TNMG160404-MM5 WSM20S (MPN 7251965), to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility, ensuring you get the correct insert for your application.
How to select the right WALTER turning insert grade?
Selecting the right WALTER turning insert grade depends on workpiece material and operation. For steel and cast iron medium machining, the WSM20S grade with MM5 geometry offers a balance of toughness and wear resistance. Always match the insert shape, size, and nose radius to your tool holder.
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3G Electric supplies WALTER triangle (t) indexable turning inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















