Carbide Turning Insert Relief Angle 0 Degrees 80 Degrees Diamond CNMG Insert Size 1/2 In. Chip-Breaker NRT Grade WSM20 Application Roughing Hi-Temperature Alloys Stainless Steel Inscribed Circle 1/2 In. Insert Thickness 0.1875 In. Nose Radius 0.031 In. Coating PVD