CATM-MB : MB modular connection system with ANSI B5.50 Caterpillar taper shank and metric pull stud thread.
  DesignationSSCSILL1GkgGICATGIREMgiic
  CATM 40 MB50 40 MB50 66.0047.0M16 1.8504652349 0
  CATM 40 MB63 40 MB63 100.00-M16 1.9104652379 0
  CATM 45 MB63 45 MB63 75.0056.0M20 2.3104652384 0
  CATM 50 MB50 50 MB50 48.0029.0M24 3.0604652363 0
  CATM 50 MB63 50 MB63 56.0037.0M24 3.1004652393 0
  CATM 50 MB80 50 MB80 62.0043.0M24 3.3504652414 0

(1)Cutting edge position.
Please verify that the weight of the entire tool assembly does not exceed the machine spindle's carrying capability.