X
  
CNMG-GN : Double-sided 80° rhombic inserts, secure cutting edge, for medium- and semi-roughing on steel and cast iron.
  DesignationldiSrft
(min)
ft
(max)
ap
(min)
ap
(max)
GICATGIREMgiicTough ‹————› Hard
Grade & Vc
  CNMG 120404-GN 12.9012.704.760.400.140.401.004.005591626 8IC830 IC8350 IC8250 IC9250 IC8150 IC9150 IC20 IC428 
  CNMG 120408-GN 12.9012.704.760.800.160.451.004.505599178 18IC28 IC830 IC8350 IC9350 IC6025 IC8250 IC9250 IC530N IC6015 
IC8150 IC9150 IC20 IC20N IC5010 IC5005 IC807 IC907 
IC9007 
  CNMG 120412-GN 12.9012.704.761.200.220.501.505.005591407 13IC830 IC3028 IC8350 IC9350 IC8250 IC9250 IC8150 IC9150 IC428 
IC5005 IC807 IC907 IC9007 
  CNMG 160612-GN 16.1215.886.351.200.220.602.007.005592416 7IC830 IC9350 IC8250 IC9250 IC8150 IC9150 IC5010 
  CNMG 160616-GN 16.1215.886.351.600.220.752.007.005550260 1IC8250 
  CNMG 190608-GN 19.3019.056.350.800.200.701.508.005592686 3IC3028 IC8250 IC9250 
  CNMG 190612-GN 19.3019.056.351.200.250.702.007.985568596 7IC830 IC8350 IC9350 IC8250 IC9250 IC8150 IC9150 

For dimensions and tolerances, see more info.

For cutting speed recommendations, click on the required grade number related to specific item geometry