ENGN-CERAMIC : Negative 75° Rhombic Ceramic ground inserts wihtout hole for cast iron & hardened steel machining
  DesignationdtrGICATGIREMgiicTough ‹————› Hard
Grade
  ENGN 130716 U2 12.707.941.606185125 1AB30 
  ENGN 130708 12.707.940.805701415 2AB30 AB20 
  ENGN 130716 12.707.941.605700088 1AB20 

U2: 1st Land 1.5 x 15° & 2nd Land 0.15-0.2 x 30°