Carbide Bur End Type Flat Cut Type Single Shank Dia 1/4 in Head Dia 1/8 in Head Length 1/2 in Included Angle Not Applicable Overall Length 2 in Trade Number SA-11 Primary Material Application Cast Iron Ferrous Metals Non-Ferrous Metals Steel Head Shape Cylinder Shank Length 1 1/2 in Operating Speed - Maximum 70 000 RPM System of Measurement Inch Coating Bright (Uncoated) Compatible Tool Type Die Grinder Rotary Power Tool Straight Grinder Head Material Carbide