Carbide Bur End Type Pointed Cut Type Double Shank Dia 1/4 in Head Dia 1/4 in Head Length 1/2 in Included Angle 22 Degrees Overall Length 2 in Trade Number SM-1 Primary Material Application Brass Bronze Copper Ferrous Metals Nickel Titanium Head Shape Cone Operating Speed - Maximum 32 000 RPM System of Measurement Inch Coating Bright (Uncoated) Compatible Tool Type Die Grinder Head Material Carbide Shank Material Carbide