Cone Bur End Type Pointed Cut Type Single Shank Dia 3 mm Head Dia 4 49/64 mm Head Length 12 45/64 mm Included Angle 16 Degrees Overall Length 38 3/32 mm Trade Number SM-53 Operating Speed - Maximum 80 000 RPM Coating Bright (Uncoated) Head Material Carbide Shank Material Carbide