Carbide Bur End Type Flat Cut Type Double Shank Dia 3/16 in Head Dia 3/16 in Head Length 5/8 in Included Angle Not Applicable Overall Length 2 in Trade Number SA-81 Primary Material Application Brass Bronze Carbon Steel Cast Iron Copper Stainless Steel Steel Titanium Head Shape Cylinder Operating Speed - Maximum 75 000 RPM List Number 310A System of Measurement Inch Coating Bright (Uncoated) Head Material Carbide Head Material Grade C2 Submicron Shank Material Carbide