Carbide Bur End Type Cut Cut Type Double Shank Dia 1/8 in Head Dia 1/4 in Head Length 3/16 in Included Angle Not Applicable Overall Length 1 3/4 in Trade Number SB-51 Primary Material Application Brass Bronze Copper Ferrous Metals Nickel Titanium Head Shape Cylinder Operating Speed - Maximum 32 000 RPM System of Measurement Inch Coating Bright (Uncoated) Head Material Carbide Shank Material Steel