SUMITOMO Triangle Turning Insert: TCMT21.51ESU
The SUMITOMO Triangle Turning Insert, model TCMT21.51ESU (also referenced as TCMT110204NSU), is a triangle (T) indexable turning insert. The manufacturer part number is TCMT21.51ESU-AC810P. This insert is designed…
SKU 3G-OTH-322795
Need installation or engineering help?
Ask a question
Product Description
The SUMITOMO Triangle Turning Insert, model TCMT21.51ESU (also referenced as TCMT110204NSU), is a triangle (T) indexable turning insert. The manufacturer part number is TCMT21.51ESU-AC810P. This insert is designed for turning operations.
Frequently Asked Questions
What is the SUMITOMO TCMT21.51ESU triangle turning insert used for?
The SUMITOMO TCMT21.51ESU (also TCMT110204NSU) is a triangle indexable turning insert used for general turning operations on lathes. It is suitable for machining a variety of materials in industrial metalworking applications, including automotive, aerospace, and general engineering.
What are the specifications of the SUMITOMO TCMT21.51ESU turning insert?
The SUMITOMO TCMT21.51ESU is a triangle (T) indexable turning insert with manufacturer part number TCMT21.51ESU-AC810P. It is also referenced as TCMT110204NSU. The insert is designed for turning operations and is made by SUMITOMO, a leading cutting tool brand.
Where to buy SUMITOMO TCMT21.51ESU turning inserts worldwide?
You can source SUMITOMO TCMT21.51ESU 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.
How to select the correct SUMITOMO triangle turning insert for my lathe?
To select the correct SUMITOMO triangle turning insert, match the insert size (TCMT21.51ESU or TCMT110204NSU) to your tool holder's pocket. Ensure the insert grade (AC810P) suits your workpiece material. Consult your machine manual or a SUMITOMO application guide for proper geometry and cutting parameters.
Used in
Common applications for SUMITOMOSUMITOMO 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.















