1/4 in, Head Dia.
Carbide Bur,Taper Radius End,5/16 5/16 in, Head Length 7/8 in, Included Angle 14 Degrees , Overall Length 2 3/4 in, Trade Number SL-2, Primary Material Application Cast Iron, Stainless Steel, Steel, Head Shape Cone, Shank Length 1 3/4 in, Operating Speed - Maximum 40,000 RPM, System of Measurement Inch, Coating Bright (Uncoated), Compatible Tool Type Die Grinder, Rotary Power Tool, Straight Grinder, Head Material Carbide, Head Material Grade YG7 Carbide Bur, End Type Radius, Cut Type Double, Shank Dia.