Chamfering Tools are cutters for Chamfering a specific range of bore diameters. Developed with Triangular inserts, the cutting-edge length is arranged by overlapping the inserts for the Diameter Range. They are screw-on type clamping with detachable head types suitable for various shank / adaptor styles. Bore diameter Range: Ø 3.5 - Ø 108 (Depending on insert size, style of cutter)