SUMITOMO Triangle Turning Insert: TNMA432
The SUMITOMO Triangle Turning Insert, model TNMA432 (MPN TNMA432-AC415K) and TNMA220408, is a triangle (T) indexable turning insert. It is available in two size variants: TNMA432 and TNMA220408.
SKU 3G-OTH-323582
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Product Description
The SUMITOMO Triangle Turning Insert, model TNMA432 (MPN TNMA432-AC415K) and TNMA220408, is a triangle (T) indexable turning insert. It is available in two size variants: TNMA432 and TNMA220408.
Frequently Asked Questions
What is the SUMITOMO TNMA432 triangle turning insert used for?
The SUMITOMO TNMA432 and TNMA220408 triangle turning inserts are used for general turning, facing, and profiling operations on metal workpieces. They are indexable inserts designed for use with appropriate tool holders in lathes and CNC machines across automotive, aerospace, and general machining industries.
What are the specifications of the SUMITOMO TNMA432 insert?
The SUMITOMO TNMA432 insert has the manufacturer part number TNMA432-AC415K and is available in two size variants: TNMA432 and TNMA220408. It is a triangle (T) indexable turning insert. For detailed dimensions and grade information, consult the SUMITOMO technical catalog.
Where to buy SUMITOMO TNMA432 inserts worldwide?
You can source SUMITOMO TNMA432 and TNMA220408 triangle 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.
How to select the correct SUMITOMO triangle turning insert?
To select the correct SUMITOMO triangle turning insert, match the insert size (TNMA432 or TNMA220408) to your tool holder pocket and your workpiece material. Consider the grade AC415K for steel turning. Always verify the insert's inscribed circle and thickness against your holder's specifications before ordering.
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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.















