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WALTER Triangle Turning Insert: TPMT3(2.5)2-MM4 WSM20S - Triangle (T) Indexable Turning Inserts
WALTERTriangle (T) Indexable Turning Inserts

WALTER Triangle Turning Insert: TPMT3(2.5)2-MM4 WSM20S

The WALTER Triangle Turning Insert, type TPMT3(2.5)2-MM4 WSM20S and TPMT16T308-MM4 WSM20S (MPN 6837385), is a triangle (T) indexable turning insert. It is available in two variants: TPMT3(2.5)2-MM4 WSM20S and…

SKU 3G-OTH-323571

Brand
WALTER
Item
Triangle Turning Insert: TPMT3
Category
Triangle (T) Indexable Turning Inserts
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Technical Specifications

WALTER
Manufacturer Part Number
6837385
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WALTER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WALTER Triangle Turning Insert, type TPMT3(2.5)2-MM4 WSM20S and TPMT16T308-MM4 WSM20S (MPN 6837385), is a triangle (T) indexable turning insert. It is available in two variants: TPMT3(2.5)2-MM4 WSM20S and TPMT16T308-MM4 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 Triangle Turning Insert used for?

The WALTER Triangle Turning Insert is used for general turning operations on metal workpieces. Its triangular shape provides three cutting edges for efficient material removal. It is suitable for medium machining of steel, stainless steel, and cast iron in industrial manufacturing environments.

What are the specifications of the WALTER TPMT insert?

The WALTER Triangle Turning Insert is available as TPMT3(2.5)2-MM4 WSM20S and TPMT16T308-MM4 WSM20S, both with MPN 6837385. The TPMT16T308 variant has an inscribed circle of 9.525 mm and thickness of 3.97 mm. Both use WSM20S grade for steel and cast iron.

Where to buy WALTER turning inserts in worldwide?

You can source WALTER Triangle Turning Inserts through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time on the TPMT3(2.5)2-MM4 WSM20S or TPMT16T308-MM4 WSM20S variants.

How to select the right WALTER turning insert for steel?

Select the WALTER TPMT insert based on your workpiece material and depth of cut. The WSM20S grade is optimized for steel and cast iron. For lighter finishing, choose the TPMT3(2.5)2-MM4; for heavier roughing, the TPMT16T308-MM4 provides a stronger edge. Always match insert size to your tool holder.

Used in

Common applications for WALTER
Automotive engine block machining — WALTER WNMG542-MM5 WSM20S turning inserts for cylinder bore finishing
Aerospace aluminum component turning — WALTER CCMT060208-FK6 WKK10S diamond inserts for high-speed finishing
General engineering cutoff operations — WALTER GX24-3E400N04-UA4 WKP33S parting inserts for steel bars
Mold and die steel grooving — WALTER GX16-2E300R6-CF5 WSM33S inserts for deep groove roughing
CNC lathe shallow hole drilling — WALTER A1148-1/16IN cobalt screw-machine drill bits for oil-hole drilling
Heavy equipment shaft turning — WALTER SCMT120408-RM4 square inserts for roughing of alloy steels

WALTER Products

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.

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