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

SUMITOMO TCMT21.51ENK-AC8025P Triangle Indexable Turning Insert - Triangle (T) Indexable Turning Inserts
SUMITOMOTriangle (T) Indexable Turning Inserts

SUMITOMO TCMT21.51ENK-AC8025P Triangle Indexable Turning Insert

The SUMITOMO Triangle Turning Insert, available as TCMT21.51ENK and TCMT110204N-SK (MPN TCMT21.51ENK-AC8025P), is a triangle (T) indexable turning insert. It is supplied with the manufacturer part number…

SKU 3G-OTH-322765

Also listed as: TCMT2151ENKAC8025P · TCMT21 51ENK AC8025P · TCMT21-51ENK-AC8025P

Brand
SUMITOMO
Item
TCMT21.51ENK-AC8025P Triangle Indexable Turning Insert
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

SUMITOMO
Manufacturer Part Number
TCMT21.51ENK-AC8025P

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

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

Product Description

The SUMITOMO Triangle Turning Insert, available as TCMT21.51ENK and TCMT110204N-SK (MPN TCMT21.51ENK-AC8025P), is a triangle (T) indexable turning insert. It is supplied with the manufacturer part number TCMT21.51ENK-AC8025P.

Frequently Asked Questions

What is the SUMITOMO TCMT21.51ENK turning insert used for?

The SUMITOMO TCMT21.51ENK is a triangle (T) indexable turning insert designed for general turning, facing, and profiling operations on metal workpieces. It is commonly used in automotive, aerospace, and general machining industries where precision and repeatability are required.

What are the specifications of the SUMITOMO TCMT21.51ENK-AC8025P?

The SUMITOMO TCMT21.51ENK-AC8025P is a triangle indexable turning insert with manufacturer part number TCMT21.51ENK-AC8025P. It is also referenced as TCMT21.51ENK and TCMT110204N-SK. The insert is supplied by SUMITOMO and is suitable for turning applications.

Where to buy SUMITOMO TCMT21.51ENK turning inserts worldwide?

You can source SUMITOMO TCMT21.51ENK turning inserts through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this SUMITOMO insert.

How to select the correct SUMITOMO triangle turning insert?

To select the correct SUMITOMO triangle turning insert, match the insert geometry (TCMT21.51ENK or TCMT110204N-SK) to your tool holder's pocket and clamping system. Consider workpiece material, cutting speed, and feed rate. The AC8025P grade is designed for general-purpose turning. Consult your tooling engineer for application-specific recommendations.

Used in

Common applications for SUMITOMO
Automotive engine block machining — Sumitomo SNMG square turning inserts for facing and boring cast iron
Aerospace component turning — Sumitomo DNMG diamond inserts with UP chipbreaker for finishing titanium alloys
Oil and gas valve production — Sumitomo TPMR triangle inserts with T1500Z grade for threading stainless steel
General engineering shaft turning — Sumitomo CNMG diamond inserts with LU chipbreaker for medium interrupted cuts
Mold and die finishing — Sumitomo VNMG diamond inserts with UZ chipbreaker for hardened steel profiling
Heavy equipment repair — Sumitomo TCMT triangle inserts with AC810P grade for turning wear-resistant steels

SUMITOMO Products

3G Electric supplies SUMITOMO 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
SUMITOMO Triangle Turning Insert: TCMT21.51ENK, TCMT110204N-SK (MPN TCMT21.51ENK-AC810P)
SUMITOMO
SUMITOMO Triangle Turning Insert: TCMT21.51ENK, TCMT110204N-SK (MPN TCMT21.51ENK-AC810P)
SUMITOMO Triangle Turning Insert: TCMT21.52ENK, TCMT110208N-SK (MPN TCMT21.52ENK-AC8025P)
SUMITOMO
SUMITOMO Triangle Turning Insert: TCMT21.52ENK, TCMT110208N-SK (MPN TCMT21.52ENK-AC8025P)
SUMITOMO Triangle Turning Insert: TCMT21.51EFB, TCMT110204N-FB (MPN TCMT21.51EFB-T1500A)
SUMITOMO
SUMITOMO Triangle Turning Insert: TCMT21.51EFB, TCMT110204N-FB (MPN TCMT21.51EFB-T1500A)
SUMITOMO Triangle Turning Insert: TCMT21.52ENK, TCMT110208N-SK (MPN TCMT21.52ENK-AC810P)
SUMITOMO
SUMITOMO Triangle Turning Insert: TCMT21.52ENK, TCMT110208N-SK (MPN TCMT21.52ENK-AC810P)
SUMITOMO Triangle Turning Insert: TCMT21.51EFB, TCMT110204N-FB (MPN TCMT21.51EFB-T1500Z)
SUMITOMO
SUMITOMO Triangle Turning Insert: TCMT21.51EFB, TCMT110204N-FB (MPN TCMT21.51EFB-T1500Z)
SUMITOMO Triangle Turning Insert: TCMT21.51ELB, TCMT110204N-LB (MPN TCMT21.51ELB-AC8025P)
SUMITOMO
SUMITOMO Triangle Turning Insert: TCMT21.51ELB, TCMT110204N-LB (MPN TCMT21.51ELB-AC8025P)

More from SUMITOMO

View all SUMITOMO parts
Triangle (T) indexable turning insert for general turning, facing, and profiling operations. Available in size designations TNMG332ESU and TNMG160408N-SU. Suitable for metal cutting applications requiring chip control and surface finish
SUMITOMO
Triangle (T) indexable turning insert for general turning, facing, and profiling operations. Available in size designations TNMG332ESU and TNMG160408N-SU. Suitable for metal cutting applications requiring chip control and surface finish
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Manufacturer part number TPGT630LFY-AC5015S, also referenced as TPGT080201L-FY
SUMITOMO
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Manufacturer part number TPGT630LFY-AC5015S, also referenced as TPGT080201L-FY
Triangle (T) indexable turning insert for lathe operations including external and internal turning, facing, and profiling. Designed with multiple cutting edges for extended tool life in general metalworking applications
SUMITOMO
Triangle (T) indexable turning insert for lathe operations including external and internal turning, facing, and profiling. Designed with multiple cutting edges for extended tool life in general metalworking applications
Triangle (T) indexable turning insert for lathe turning operations. The triangular shape provides multiple cutting edges for general-purpose machining of metals. Suitable for use in automotive, aerospace, and other metalworking applications
SUMITOMO
Triangle (T) indexable turning insert for lathe turning operations. The triangular shape provides multiple cutting edges for general-purpose machining of metals. Suitable for use in automotive, aerospace, and other metalworking applications
Triangle (T) indexable turning insert for turning operations on lathes. Used for facing, profiling, and contouring in metalworking and machining applications. Manufacturer part number TBGT521L-T1500Z
SUMITOMO
Triangle (T) indexable turning insert for turning operations on lathes. Used for facing, profiling, and contouring in metalworking and machining applications. Manufacturer part number TBGT521L-T1500Z
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Suitable for use in various machining applications where consistent cutting performance and insert indexing are required
SUMITOMO
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Suitable for use in various machining applications where consistent cutting performance and insert indexing are required
Triangle indexable turning insert for lathe operations. The triangular shape provides three cutting edges for efficient metal removal. Suitable for general turning of steel, stainless steel, and cast iron in industrial manufacturing environments
SUMITOMO
Triangle indexable turning insert for lathe operations. The triangular shape provides three cutting edges for efficient metal removal. Suitable for general turning of steel, stainless steel, and cast iron in industrial manufacturing environments
This triangle (T) indexable turning insert is designed for general turning, facing, and profiling operations on metal workpieces. Its triangular shape provides multiple cutting edges for medium to light machining applications
SUMITOMO
This triangle (T) indexable turning insert is designed for general turning, facing, and profiling operations on metal workpieces. Its triangular shape provides multiple cutting edges for medium to light machining applications