Carbide Bur End Type Pointed Cut Type Single Shank Dia 1/4 in Head Dia 5/8 in Head Length 1 in Included Angle 31 Degrees Overall Length 2 7/8 in Trade Number SM-6 Primary Material Application Cast Iron Ferrous Metals Non-Ferrous Metals Steel Head Shape Cone Shank Length 1 3/4 in Operating Speed - Maximum 25 000 RPM System of Measurement Inch Coating Bright (Uncoated) Compatible Tool Type Die Grinder Rotary Power Tool Straight Grinder Head Material Carbide