Carbide Bur Set Cut Type Single Head Shape Ball Cone Cylinder Oval Round Nose Tree Tree Head Diameter - Maximum 1/2 in Head Diameter - Minimum 1/2 in Number of Pieces 8 Primary Material Application Brass Bronze Cast Iron Zinc Trade Number SA-5 SC-5 SD-5 SE-5 SF-5 SG-5 SL-4 SM-5 End Type Flat Pointed Radius System of Measurement Inch Head Dia 1/2 in Coating Bright (Uncoated) Head Material Carbide Includes Plain Case Operating Speed - Maximum 50 000 RPM