Selection Insert Selection of Sumitomo According to Work Materials and Applications Grades (Milling) General Steel (Carbon Steel, Alloy Steel), Soft Steel Stainless Steel Cast Iron Cutting Process High-Speed Finishing to Light Medium Rough to Heavy High-Speed Finishing to Light Medium Rough to Heavy High-Speed Finishing Medium Wear Resistance Fracture Resistance Wear Resistance Fracture Resistance Wear Resistance Fracture Resistance ISO Classification - P01 P10 P20 P30 P40 - M01 M10 M20 M30 M40 - K01 K10 K20 K30 ACP100 C P ACM100 ACK100 C ACM200 C CoatedCarbide P ACP200 P ACM300 ACK200 C P ACP300 P ACK300 P ACK300 P ACP300 T250A T250A Cermet T4500A T4500A Carbide A30N A30N G10E BNS800 Uncoated CBN Coated CBN BN7000 Exotic Alloy Hardened Steel Non-Ferrous Metal Cutting Process High-Speed Finishing to Light Medium Rough to Heavy High-Speed Light Medium High-Speed Light Medium Wear Resistance Fracture Resistance Wear Resistance Fracture Resistance Wear Resistance Fracture Resistance ISO Classification - S01 S10 S20 S30 S40 -- H01 H10 H20 H30 N01 N10 N20 N30 P ACM100 ACM200 C CoatedCarbide P DL1000 P ACM300 P ACK300 Carbide EH520 H1 BN7000 Uncoated CBN BN350 PCD DA1000 : 1st Recommendation : 2nd Recommendation C : CVD Coating P : PVD Coating Blank: Uncoated A3