Carbide Bur End Type Radius Cut Type Double Shank Dia 1/4 in Head Dia 1/2 in Head Length 1 in Included Angle Not Applicable Overall Length 2 3/4 in Trade Number SF-5 Primary Material Application Ferrous Metals Non-Ferrous Metals Head Shape Tree Operating Speed - Maximum 28 000 RPM System of Measurement Inch Coating TiAlN Head Material Carbide Shank Material Steel