SUMITOMO Diamond Turning Insert: DPMT21.51ESU
The SUMITOMO Diamond Turning Insert, model DPMT21.51ESU (also referenced as DPMT070204N-SU), is a diamond indexable turning insert. Its manufacturer part number is DPMT21.51ESU-AC5015S.
SKU 3G-OTH-260463
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Product Description
The SUMITOMO Diamond Turning Insert, model DPMT21.51ESU (also referenced as DPMT070204N-SU), is a diamond indexable turning insert. Its manufacturer part number is DPMT21.51ESU-AC5015S.
Frequently Asked Questions
What is the SUMITOMO DPMT21.51ESU diamond turning insert used for?
The SUMITOMO DPMT21.51ESU is a diamond indexable turning insert designed for precision machining of non-ferrous materials, composites, and abrasive alloys. It delivers high surface finish and extended tool life in turning, facing, and profiling operations across automotive, aerospace, and general engineering industries.
What are the specifications of the SUMITOMO DPMT21.51ESU insert?
The SUMITOMO DPMT21.51ESU insert is also referenced as DPMT070204N-SU. Its manufacturer part number is DPMT21.51ESU-AC5015S. It is a diamond indexable turning insert with a DPMT geometry, suitable for fine finishing and light roughing of non-ferrous workpieces.
Where to buy SUMITOMO DPMT21.51ESU inserts worldwide?
3G Electric supplies SUMITOMO DPMT21.51ESU inserts to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact our team for a quote and lead time on this precision diamond turning insert.
How to select the correct SUMITOMO diamond turning insert for my application?
Selecting the correct SUMITOMO diamond turning insert requires matching the insert geometry (DPMT21.51ESU) to your workpiece material, cutting speed, and finish requirements. For non-ferrous and abrasive materials, diamond inserts provide superior wear resistance. Consult your tooling engineer or contact 3G Electric for application guidance.
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3G Electric supplies SUMITOMO diamond indexable turning inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















