TDR-C4 3XD : Indexable drills with C-ADAPTER connector & square inserts & enlarged chip gullet from twist coolant holes in drilling depth of 3xD
Drilling depth: 3xdiameter
DR COOLANT-TOP/TDR/TND/HFD                         
  DesignationDL1L2GICATGIREMgiic
  TDR 3160-C4-06 16.0048.088.06181104 0
  TDR 3200-C4-06 20.0060.0103.06181107 0