Finishing cutting insert HELIIQMILL 390

roughingfor compositestriangular

The HELIIQMILL 390 is a new family of cutters which carries triangular inserts with 3 helical cutting edges. Features Triangular insert with 3 cutting edges Economical high positive 90° shoulder Ramping down ability High axial rake angles Very strong and durable cutter Sharp clamping angle for higher clamping rigidity Coarse and fine pitch cutters For roughing and semi-finishing applications Coolant holes for each insert