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WIDIA Diamond Turning Insert: CNMA642 - Diamond Indexable Turning Inserts
WIDIADiamond Indexable Turning Inserts

WIDIA Diamond Turning Insert: CNMA642

The WIDIA Diamond Turning Insert, model CNMA642/CNMA190608 (MPN 4171870), is a diamond indexable turning insert. It is available in two size designations: CNMA642 and CNMA190608.

SKU 3G-OTH-256475

Brand
WIDIA
Item
Diamond Turning Insert: CNMA642
Category
Diamond Indexable Turning Inserts
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Technical Specifications

WIDIA
Manufacturer Part Number
4171870

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WIDIA Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WIDIA Diamond Turning Insert, model CNMA642/CNMA190608 (MPN 4171870), is a diamond indexable turning insert. It is available in two size designations: CNMA642 and CNMA190608.

Frequently Asked Questions

What is the WIDIA CNMA642/CNMA190608 diamond turning insert used for?

The WIDIA CNMA642/CNMA190608 (MPN 4171870) is a diamond indexable turning insert used for precision machining of non-ferrous materials, composites, and abrasive alloys. It delivers high surface finish and extended tool life in turning, facing, and boring operations across automotive, aerospace, and general manufacturing industries.

What are the specifications of the WIDIA diamond turning insert CNMA642?

The WIDIA diamond turning insert is designated as CNMA642 (also referenced as CNMA190608) with manufacturer part number 4171870. It is a diamond indexable turning insert available in two size designations. For exact geometry, grade, and application parameters, consult the WIDIA technical data sheet.

Where to buy WIDIA diamond turning inserts worldwide?

3G Electric supplies and delivers the WIDIA diamond turning insert CNMA642/CNMA190608 (MPN 4171870) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this WIDIA insert.

How to select the correct WIDIA diamond turning insert for my application?

To select the correct WIDIA diamond turning insert, match the insert geometry (CNMA642 or CNMA190608) to your workpiece material and operation. Diamond inserts are ideal for non-ferrous and abrasive materials. Consult WIDIA’s application guide for recommended speeds, feeds, and depth of cut. 3G Electric can help interpret your requirements and source the right insert.

Used in

Common applications for WIDIA
General turning of steel components — WIDIA DCMT diamond turning inserts (e.g., DCMT3251MP)
Grooving and parting in automotive parts manufacturing — WIDIA WMTCL indexable grooving toolholders
Finishing operations on aluminum alloys — WIDIA VNMG diamond turning inserts (e.g., VNMG331ML)
Heavy-duty turning of stainless steel — WIDIA DNMG carbide inserts with MS chipbreaker (e.g., DNMG433MS)
Threading and contouring in mold making — WIDIA TCMT triangle turning inserts (e.g., TCMT3252MP)
Parting-off operations in high-volume production — WIDIA WGMEL grooving and parting toolholders

WIDIA 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.

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Cross-referenced by specification & description
WIDIA Diamond Turning Insert: CNMA644, CNMA190616 (MPN 4171872)
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