Carbide Bur End Type Flat Cut Type Double Shank Dia 1/4 in Head Dia 1 in Head Length 1 in Included Angle Not Applicable Overall Length 2 3/4 in Trade Number SA-9 Primary Material Application Brass Bronze Copper Ferrous Metals Nickel Titanium Head Shape Cylinder Operating Speed - Maximum 8 000 RPM System of Measurement Inch Coating Bright (Uncoated) Compatible Tool Type Die Grinder Head Material Carbide Shank Material Steel