Carbide Milling Insert Insert Shape Rhombic Positive Chip-Breaker F56 Grade WKK25 Inscribed Circle .425 In. Insert Thickness .242 In. No of Edges 2 Nose Radius .031 In. Coating PVD Rake 15 Degrees Cutting Direction Right Mounting Style Screw Held Workpiece Material Cast Iron ANSI Number ADMT160608R-F56 WKK25 Application Milling