HM390 TPKT Milling Inserts

Triangular inserts with 3 helical cutting edges, for 90° shoulder accuracy. For general use applications.

Insert Grade IC330
A tough grade TiCN+TiN PVD coated with a 'SUMO TEC' surface treatment. Used for milling a wide range of workpiece materials, at low to medium cuttingspeeds and for unstable machining conditions.
ISO Range - P/M/K: (P25-P40)(M30-M40)
ISO Range - H/S/N: (S20-S30)
Grade or Coating Type: PVD
Coating Layers: TiCN+TiN