Guides
Choosing carbide inserts
Plain answers to the questions that come before a quotation: which shape, which grade, which material.
- CNMG vs WNMG vs DNMG vs TNMG: choosing a turning insert shapeNose angle, cutting corners, edge length and typical use of four common negative turning inserts.
- ISO material groups P, M, K, N, S and H, and what they mean for insert gradesWhat each ISO group covers, its colour code, and how application groups such as P20 or M30 are read.
- Choosing carbide inserts for stainless steelWhy stainless steel is hard on inserts, and the geometry, grade, coating and cutting choices that help.
- Insert designation decoder and ISO code chartType any ISO insert code and read what each position means.