SUMITOMO Triangle Turning Insert: TPMT21.51ESU
The SUMITOMO Triangle Turning Insert, model TPMT21.51ESU (also referenced as TPMT110204NSU and MPN TPMT21.51ESU-AC820P), is a triangle (T) indexable turning insert. It is supplied with the manufacturer part number…
SKU 3G-OTH-323948
Need installation or engineering help?
Ask a question
Product Description
The SUMITOMO Triangle Turning Insert, model TPMT21.51ESU (also referenced as TPMT110204NSU and MPN TPMT21.51ESU-AC820P), is a triangle (T) indexable turning insert. It is supplied with the manufacturer part number TPMT21.51ESU-AC820P.
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 SUMITOMO TPMT21.51ESU triangle turning insert used for?
The SUMITOMO TPMT21.51ESU (also TPMT110204NSU) is a triangle indexable turning insert used for general turning, facing, and profiling on CNC lathes. It is suitable for machining steel, stainless steel, and cast iron in automotive, aerospace, and general engineering applications.
What are the specifications of the SUMITOMO TPMT21.51ESU turning insert?
The SUMITOMO TPMT21.51ESU is a triangle (T) indexable turning insert with manufacturer part number TPMT21.51ESU-AC820P. It is also referenced as TPMT110204NSU. The insert is designed for use in turning operations and is supplied by 3G Electric.
Where to buy SUMITOMO TPMT21.51ESU turning inserts worldwide?
You can source SUMITOMO TPMT21.51ESU (TPMT110204NSU) turning inserts worldwide through 3G Electric. As a global industrial equipment distributor since 1990, 3G Electric handles 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 your lathe?
To select the correct SUMITOMO triangle turning insert, match the insert shape (triangle T), size (TPMT21.51ESU or TPMT110204NSU), and grade (AC820P) to your workpiece material and operation. Ensure your tool holder accepts triangle inserts with the correct clearance angle. 3G Electric can help with selection.
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.















