WIDIA Diamond Turning Insert: CNMG643MR
The WIDIA Diamond Turning Insert, model CNMG643MR/CNMG190612MR (MPN 4171137), is a diamond indexable turning insert designed for precision machining. This product is available under SKU 433R17 and is manufactured by…
SKU 3G-OTH-258498
Need installation or engineering help?
Ask a question
Product Description
The WIDIA Diamond Turning Insert, model CNMG643MR/CNMG190612MR (MPN 4171137), is a diamond indexable turning insert designed for precision machining. This product is available under SKU 433R17 and is manufactured by WIDIA.
Frequently Asked Questions
What is the WIDIA Diamond Turning Insert CNMG643MR used for?
The WIDIA Diamond Turning Insert CNMG643MR is used for precision machining of non-ferrous materials, composites, and abrasive alloys. Its diamond geometry delivers superior surface finish and tool life in turning operations across industries like aerospace and automotive.
What are the specifications of the WIDIA CNMG190612MR insert?
The WIDIA CNMG190612MR insert has the same geometry as CNMG643MR, with MPN 4171137. It is a diamond indexable turning insert designed for high-precision metal removal. For exact dimensions and grade details, consult the manufacturer's technical data sheet.
Where to buy WIDIA diamond turning inserts worldwide?
3G Electric supplies WIDIA diamond turning inserts like the CNMG643MR/CNMG190612MR to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this precision machining tool.
How to select the right WIDIA turning insert for my application?
Selecting the right WIDIA turning insert depends on your workpiece material, required surface finish, and cutting conditions. For non-ferrous or abrasive materials, diamond inserts like the CNMG643MR offer excellent wear resistance. Consult WIDIA's application guide or contact 3G Electric for sourcing assistance.
Used in
Common applications for WIDIAWIDIA Products
3G Electric supplies WIDIA diamond indexable turning inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















