Carbide Bur End Type Flat Cut Type Single Shank Dia 1/8 in Head Dia 1/8 in Head Length 9/16 in Included Angle Not Applicable Overall Length 1 1/2 in Trade Number SA-43 Primary Material Application Brass Bronze Cast Iron Zinc Head Shape Cylinder Operating Speed - Maximum 90 000 RPM List Number 1845 System of Measurement Inch Coating Bright (Uncoated) Head Material Carbide Shank Material Solid Carbide