Carbide Milling Insert Insert Shape Square Negative Chip-Breaker F57 Grade WKP25S Inscribed Circle .500 In. Insert Thickness .252 In. No of Edges 8 Nose Radius .047 In. Coating CVD Rake 0 Degrees Cutting Direction Right Mounting Style Screw Held Workpiece Material Cast Iron Steel ANSI Number SNGX1205ZNN-F57 WKP25S Application Milling