Carbide Milling Insert Insert Shape Round Positive Chip-Breaker A27 Grade WKP25S Inscribed Circle .315 In. Insert Thickness .125 In. No of Edges 4 Nose Radius .157 In. Coating CVD Rake 15 Degrees Cutting Direction Right Mounting Style Screw Held Workpiece Material Cast Iron Steel ANSI Number RDHW0803M0T-A27 WKP25S Application Milling