With enlarged collar diameter · With steep taper according to DIN 69871 shape AD/B · With central coolant delivery and resealable coolant ducts on the collar as well as additional coolant holes at the end face · For mounting cutter heads and milling cutters with cross grooves according to DIN 1880 Further technical information: · Standard: DIN 69871 · A: 100mm · D: 48mm · Clamping Ø d: 22mm · L1: 19mm