SUMITOMO Triangle Turning Insert: TPMT221ELB
The SUMITOMO Triangle Turning Insert, model TPMT221ELB (MPN TPMT221ELB-AC8025P), is a triangle (T) indexable turning insert. It is also available as the TPMT110304N-LB variant. These inserts are designed for turning…
SKU 3G-OTH-324484
Need installation or engineering help?
Ask a question
Product Description
The SUMITOMO Triangle Turning Insert, model TPMT221ELB (MPN TPMT221ELB-AC8025P), is a triangle (T) indexable turning insert. It is also available as the TPMT110304N-LB variant. These inserts are designed for turning operations.
Frequently Asked Questions
What is the SUMITOMO TPMT221ELB turning insert used for?
The SUMITOMO TPMT221ELB is a triangle (T) indexable turning insert designed for turning operations on lathes. It is commonly used in metalworking to shape workpieces, including facing, profiling, and contouring. The insert's geometry and grade AC8025P make it suitable for machining a variety of materials in industrial manufacturing.
What are the specifications of the SUMITOMO TPMT221ELB insert?
The SUMITOMO TPMT221ELB is a triangle indexable turning insert with manufacturer part number TPMT221ELB-AC8025P. It is also available as the TPMT110304N-LB variant. Key identifiers include attr257938 (TPMT221ELB) and attr257939 (TPMT110304N-LB). The insert is designed for turning operations and uses SUMITOMO's AC8025P grade.
Where to buy SUMITOMO TPMT221ELB inserts worldwide?
You can source SUMITOMO TPMT221ELB inserts worldwide through 3G Electric, a global industrial equipment distributor established in 1990. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We supply genuine SUMITOMO inserts for turning applications.
How to select the correct SUMITOMO turning insert for your lathe?
To select the correct SUMITOMO turning insert, match the insert shape (triangle T), size (TPMT221ELB or TPMT110304N-LB), and grade (AC8025P) to your workpiece material and operation. Consult your lathe's tool holder specifications and the manufacturer's recommendations. For assistance, contact 3G Electric, which supplies SUMITOMO inserts and can advise on compatibility.
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.















