Carbide Milling Insert Insert Shape Rhombic Positive Chip-Breaker D56 Grade WKK25 Inscribed Circle .571 In. Insert Thickness .276 In. No of Edges 2 Nose Radius .047 In. Coating PVD Rake 15 Degrees Cutting Direction Right Mounting Style Screw Held Workpiece Material Cast Iron ANSI Number ADMT180712R-D56 WKK25 Application Milling