Tool Holders for Polygonal Taper Shanks
Polygonal taper shank according to ISO 26623-1 without bore for identification chip. If not otherwise specified: Hardened
by means of a special low distortion hardening process.
Vickers hardness 670 ± 40 HV
30 (HRC 58 ± 2). Hardness depth
Eht = 0.3 - 0.6 mm