Carbide Milling Insert Insert Shape Heptagonal Negative Chip-Breaker D27 Grade WKK25 Inscribed Circle .354 In. Insert Thickness .250 In. No of Edges 14 Nose Radius .031 In. Coating PVD Rake 0 Degrees Cutting Direction Right Mounting Style Clamp Held Workpiece Material Cast Iron ANSI Number XNHF0906ANN-D27 WKK25 Application Milling