BT-DC-B : DIN 238 Drill chuck arbors with BT MAS-403 form A taper shanks
  DesignationSSTtD1LL1GkgGICATGIREMgiic
  BT30 DC B12X 30 30 B12 -30.008.0M12 0.4204652813 0
  BT40 DC B12X 45 40 B12 24.0045.0018.0M16 1.0404652815 0
  BT40 DC B12X 90 40 B12 24.0090.0063.0M16 1.2204652816 0
  BT40 DC B16X 45 40 B16 30.0045.0018.0M16 1.0904652817 0
  BT40 DC B16X 90 40 B16 30.0090.0063.0M16 1.3404652818 0
  BT40 DC B18X 90 40 B18 30.0090.0063.0M16 1.3804652820 0
  BT50 DC B12X 45 50 B12 -45.006.0M24 3.6704652821 0
  BT50 DC B16X 45 50 B16 -45.007.0M24 3.7204652823 0
  BT50 DC B16X105 50 B16 50.00105.0067.0M24 4.6404652824 0
  BT50 DC B18X 45 50 B18 -45.007.0M24 3.7304652825 0
  BT50 DC B18X105 50 B18 30.00105.0067.0M24 4.0804652826 0