TCH : Rough and fine boring heads for 200-500 mm diameter range, used on the MB modular boring system.
  DesignationSSd mind maxD1kgGICATGIREMgiic
  TCH 200 80200.00300.00198.003.4004652434 0
  TCH 300 80300.00400.00298.004.3004652435 0
  TCH 400 80400.00500.00398.006.7004652436 0

Aluminum body, with steel serrated seats.
Please verify that the weight of the entire tool assembly does not exceed the machine spindle's carrying capability.