TDNNN-CH : T-holders with 62.5° approach angle for negative 55° Rhombic Ceramic Dimple inserts
  Designationh1hbl1l2fMIIDGICATGIREMgiic
  TDNNN 2525 M15-CH 25.025.025.0150.040.012.50DNGX 150712 CH 6341257 0