C : Continuous cutting L : Light interrupted cutting Inse r t N E G AT I V E T Y P E H : Heavy interrupted cutting CN P Steel C CL LH H CL CL CL RE 1 Grade M Stainless CL S K Cast iron CL CL CL CL CL D1 N Non- ferrous Rhombic, 80° S Superalloy with hole Hard IC H material Coated Coated cermet Cermet Dimension (mm) Application 2 NS9530 GT9530 AT9530 Chipbreaker Designation Insert T9205 T9235 T9225 T9215 RE IC S D1 AM CNMG120408-AM   0.8 12.7 4.76 5.16 CNMG120412-AM   1.2 12.7 4.76 5.16 Ext. Toolholder 3 0.25 Finishing to medium cutting 8º NM CNMG120408-NM      0.8 12.7 4.76 5.16 CNMG120412-NM    1.2 12.7 4.76 5.16 Int. Toolholder 4 12º TQ CNMG120404-TQ      0.4 12.7 4.76 5.16 CNMG120408-TQ      0.8 12.7 4.76 5.16 17º 5 Threading TA CNMG120408-TA   0.8 12.7 4.76 5.16 Medium cutting CNMG120412-TA   1.2 12.7 4.76 5.16 22º ZM CNMG090408E-ZM   0.8 9.525 4.76 3.81 6 medium cutting Grooving CNMG120408-ZM      0.8 12.7 4.76 5.16 Finishing to CNMG120412-ZM     1.2 12.7 4.76 5.16 7º DM CNMG120404-DM   0.4 12.7 4.76 5.16 CNMG120408-DM 0.8 12.7 4.76 5.16 Medium cutting     7 CNMG120412-DM     1.2 12.7 4.76 5.16 Endmill 0.25 15º  : Line up 8 Drilling Tool Technical Reference 9 Reference pages: External toolholder → 3-45 - 3-47 2-43