We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

WALTER Triangle Turning Insert: TCMT3(2.5)1-RM4 WSM20S - Triangle (T) Indexable Turning Inserts
WALTERTriangle (T) Indexable Turning Inserts

WALTER Triangle Turning Insert: TCMT3(2.5)1-RM4 WSM20S

The WALTER Triangle Turning Insert is a triangle (T) indexable turning insert available in two variants: TCMT3(2.5)1-RM4 WSM20S and TCMT16T304-RM4 WSM20S, with manufacturer part number 6839136. These inserts are…

SKU 3G-OTH-324208

Brand
WALTER
Item
Triangle Turning Insert: TCMT3
Category
Triangle (T) Indexable Turning Inserts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

WALTER
Manufacturer Part Number
6839136

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

WALTER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WALTER Triangle Turning Insert is a triangle (T) indexable turning insert available in two variants: TCMT3(2.5)1-RM4 WSM20S and TCMT16T304-RM4 WSM20S, with manufacturer part number 6839136. These inserts are designed for turning operations and feature the WSM20S grade.

Frequently Asked Questions

What is the WALTER Triangle Turning Insert used for?

The WALTER Triangle Turning Insert is used for turning operations on metal workpieces. Its triangle (T) shape provides three cutting edges for efficient material removal. The WSM20S grade is designed for general-purpose machining of steel and cast iron, offering a balance of wear resistance and toughness.

What are the specifications of the WALTER Triangle Turning Insert?

The WALTER Triangle Turning Insert is available as TCMT3(2.5)1-RM4 WSM20S and TCMT16T304-RM4 WSM20S, with manufacturer part number 6839136. Both variants use the WSM20S grade. The TCMT designation indicates a negative rake triangle insert with a hole and chipbreaker.

Where to buy WALTER Triangle Turning Insert worldwide?

3G Electric supplies the WALTER Triangle Turning Insert worldwide. We handle full logistics and customs clearance to deliver to your facility. As a global industrial solutions provider, we source genuine WALTER inserts and provide technical support for your turning applications.

How to select the right WALTER Triangle Turning Insert?

Select the WALTER Triangle Turning Insert based on your workpiece material and operation. The TCMT3(2.5)1-RM4 is suited for smaller depths of cut, while TCMT16T304-RM4 handles heavier cuts. The WSM20S grade works well for steel and cast iron. Consult your tooling engineer for specific feed and speed recommendations.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
WALTER Triangle Turning Insert: TCMT3(2.5)1-RM4 WSM10S, TCMT16T304-RM4 WSM10S (MPN 6839135)
WALTER
WALTER Triangle Turning Insert: TCMT3(2.5)1-RM4 WSM10S, TCMT16T304-RM4 WSM10S (MPN 6839135)
WALTER Triangle Turning Insert: TCMT3(2.5)1-RM4 WSM30S, TCMT16T304-RM4 WSM30S (MPN 6839137)
WALTER
WALTER Triangle Turning Insert: TCMT3(2.5)1-RM4 WSM30S, TCMT16T304-RM4 WSM30S (MPN 6839137)
WALTER Triangle Turning Insert: TCMT3(2.5)3-RM4 WSM20S, TCMT16T312-RM4 WSM20S (MPN 6917318)
WALTER
WALTER Triangle Turning Insert: TCMT3(2.5)3-RM4 WSM20S, TCMT16T312-RM4 WSM20S (MPN 6917318)
WALTER Triangle Turning Insert: TCMT3(2.5)2-RM4 WSM20S, TCMT16T308-RM4 WSM20S (MPN 6839139)
WALTER
WALTER Triangle Turning Insert: TCMT3(2.5)2-RM4 WSM20S, TCMT16T308-RM4 WSM20S (MPN 6839139)
WALTER Triangle Turning Insert: TCMT3(2.5)3-RM4 WSM30S, TCMT16T312-RM4 WSM30S (MPN 6917319)
WALTER
WALTER Triangle Turning Insert: TCMT3(2.5)3-RM4 WSM30S, TCMT16T312-RM4 WSM30S (MPN 6917319)
WALTER Triangle Turning Insert: TCMT3(2.5)1-RM4 WMP20S, TCMT16T304-RM4 WMP20S (MPN 6462195)
WALTER
WALTER Triangle Turning Insert: TCMT3(2.5)1-RM4 WMP20S, TCMT16T304-RM4 WMP20S (MPN 6462195)

More from WALTER

View all WALTER parts
Triangle (T) indexable turning inserts with WMP20S grade, available in TCMT3(2.5)2-FM4 and TCMT16T308-FM4 variants. Designed for turning operations on metal workpieces, the triangular shape provides three cutting edges for efficient material removal
WALTER
Triangle (T) indexable turning inserts with WMP20S grade, available in TCMT3(2.5)2-FM4 and TCMT16T308-FM4 variants. Designed for turning operations on metal workpieces, the triangular shape provides three cutting edges for efficient material removal
Triangle (T) indexable turning insert with MM5 chipbreaker geometry and WMP20S grade. Used for general turning, facing, and profiling operations on steel and cast iron workpieces in medium machining applications
WALTER
Triangle (T) indexable turning insert with MM5 chipbreaker geometry and WMP20S grade. Used for general turning, facing, and profiling operations on steel and cast iron workpieces in medium machining applications
Triangle (T) indexable turning insert for metal cutting operations. Available in variants TCMT3(2.5)3-RK4 WKK10S and TCMT16T312-RK4 WKK10S. The triangular shape provides three cutting edges for turning, facing, and profiling applications
WALTER
Triangle (T) indexable turning insert for metal cutting operations. Available in variants TCMT3(2.5)3-RK4 WKK10S and TCMT16T312-RK4 WKK10S. The triangular shape provides three cutting edges for turning, facing, and profiling applications
Triangle (T) indexable turning insert with WSM20S grade, available in TPMT3(2.5)1-FM4 and TPMT16T304-FM4 variants. Designed for turning operations on lathes, typically used for finishing or semi-finishing steel, stainless steel, and cast iron. The triangular shape provides three cutting edges for cost-effective machining
WALTER
Triangle (T) indexable turning insert with WSM20S grade, available in TPMT3(2.5)1-FM4 and TPMT16T304-FM4 variants. Designed for turning operations on lathes, typically used for finishing or semi-finishing steel, stainless steel, and cast iron. The triangular shape provides three cutting edges for cost-effective machining
Triangle (T) indexable turning inserts with WNN10 grade, available in two variants: TCGT1.2(1.2)1-FN2 and TCGT06T104-FN2. Designed for turning operations on metal workpieces, the triangular shape provides three cutting edges for efficient material removal. Suitable for general machining, finishing, and light roughing applications
WALTER
Triangle (T) indexable turning inserts with WNN10 grade, available in two variants: TCGT1.2(1.2)1-FN2 and TCGT06T104-FN2. Designed for turning operations on metal workpieces, the triangular shape provides three cutting edges for efficient material removal. Suitable for general machining, finishing, and light roughing applications
Triangle (T) indexable turning inserts for external turning, facing, and profiling operations on lathes. Suitable for machining steel, stainless steel, and cast iron in general engineering applications
WALTER
Triangle (T) indexable turning inserts for external turning, facing, and profiling operations on lathes. Suitable for machining steel, stainless steel, and cast iron in general engineering applications
Triangle (T) indexable turning insert for turning operations on metal workpieces. The triangular shape provides three cutting edges for efficient material removal. Suitable for general turning, facing, and profiling applications
WALTER
Triangle (T) indexable turning insert for turning operations on metal workpieces. The triangular shape provides three cutting edges for efficient material removal. Suitable for general turning, facing, and profiling applications
Triangle (T) indexable turning insert with MM5 chipbreaker geometry and WSM10S grade. Used for general turning, facing, and profiling operations on steel, stainless steel, and cast iron workpieces in medium machining applications
WALTER
Triangle (T) indexable turning insert with MM5 chipbreaker geometry and WSM10S grade. Used for general turning, facing, and profiling operations on steel, stainless steel, and cast iron workpieces in medium machining applications