KP154U features a high-hardness substrate with a thick TiCN and Al2O3 coating, offering excellent wear resistance and suitable for heavy turning under continuous operating conditions.

KP254U combines a hardness and strength-oriented substrate with a thick TiCN and Al2O3 coating, providing superior wear resistance and versatility for continuous and weakly interrupted machining operations.

KP354U boasts a high-strength substrate with a thick TiCN and Al2O3 coating, exhibiting excellent impact resistance, ideal for inter