Carbide Bur End Type Pointed Cut Type Double Shank Dia 1/4 in Head Dia 1/2 in Head Length 1 1/8 in Included Angle 90 Degrees Overall Length 3 in Trade Number SK-5RA Primary Material Application Ferrous Metals Non-Ferrous Metals Head Shape Cone Operating Speed - Maximum 28 000 RPM System of Measurement Inch Coating Bright (Uncoated) Head Material Carbide Shank Material Steel