Description
Excision
Excision WNMG Roughing / Finishing (80° Negative Trigon) Turning Insert — WNMG080408 (4-Pack)
Part No: 71160821-4 | Barcode: 9341363316102 | ISO: WNMG080408
Excision WNMG080408 indexable carbide turning insert in the wnmg roughing / finishing (80° negative trigon) chip-breaker geometry, sold in a 4-pack for the workshop lathe. Tungsten carbide tip with manufacturer-applied coating for predictable life and consistent surface finish.
Tungsten Carbide
ISO WNMG080408
4-pack
Indexable
Coated
Key Features & Benefits
- ISO standard insert — Genuine WNMG080408 geometry — drops straight into any compliant ISO holder, no specials needed.
- Engineered chip-breaker — The WNMG Roughing / Finishing (80° Negative Trigon) pattern controls chip flow and heat for the duty it is built for.
- Multiple cutting edges — Indexable design: rotate the insert to a fresh edge when the current one wears.
- Australian-supplied — Stocked and supported by Excision in Melbourne — fast replacement when a job runs.
- 4-pack value — Workshop pack quantity keeps spares on the bench and minimises downtime.
When to Use This Insert
Choose Excision part 71160821-4 (WNMG080408) when you need a wnmg roughing / finishing (80° negative trigon) insert for covering both roughing and finishing duties on steel — a flexible insert for jobs that move from heavy to light passes. Fits MWLNR/MWLNL-2020K08 20mm tool holders and S20R-MWLNR08 20mm boring bar. Inserts only — holders sold separately.
Authorised Australian Dealer — This product is sourced directly from Excision Australia, an Australian engineering tools supplier based in Melbourne, and is backed by full Australian manufacturer warranty and local support.
Product Specifications
| Specification | Value |
|---|---|
| Brand | Excision |
| Insert ISO designation | WNMG080408 |
| Geometry / Chip-breaker | WNMG Roughing / Finishing (80° Negative Trigon) |
| Pack quantity | 4 inserts per pack |
| Material | Tungsten carbide, manufacturer-coated |
| Compatible holders | MWLNR/MWLNL-2020K08 20mm tool holders and S20R-MWLNR08 20mm boring bar |
| Country | Australian-supplied (Excision, Melbourne) |
| Part number | 71160821-4 |
| Barcode | 9341363316102 |
Browse our full range of turning tool inserts at Alltools Geelong.
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