2-9/32" Diameter x 5/16" Thick, 4 Series, SV-Point Super Cobalt (T15) Spade Drill Insert Hardslick Coated

Sinusoidal thinning edge for smooth cutting Positive rake angleFor use in high nickel alloys materials over 280 Brinell Performs best in rigid setups Point Angle  - 132 degree, (Series 5-8 : 144 degree)