Carbide Bur End Type Radius Cut Type Double Shank Dia 3/16 in Head Dia 3/16 in Head Length 1/2 in Included Angle Not Applicable Overall Length 2 in Trade Number SF-81 Primary Material Application Brass Bronze Carbon Steel Cast Iron Copper Stainless Steel Steel Titanium Head Shape Tree Operating Speed - Maximum 75 000 RPM List Number 310F System of Measurement Inch Coating Bright (Uncoated) Head Material Carbide Head Material Grade C2 Submicron Shank Material Carbide