Carbide Bur,Cylindrical Ball Nose,1/4 in 1/4 in, Head Length 5/8 in, Included Angle Not Applicable, Overall Length 2 in, Trade Number SC-1, Head Shape Cylinder, Operating Speed - Maximum 70,000 RPM, List Number 902, Coating Bright (Uncoated), Head Material Carbide, Shank Material Carbide Cylinder Bur SC, End Type Radius, Cut Type Single, Shank Dia.