Cylinder Bur SC End Type Radius Cut Type Single Shank Dia 3 mm Head Dia 6 11/32 mm Head Length 12 mm Included Angle Not Applicable Overall Length 50 mm Trade Number SC-51 Head Shape Cylinder Operating Speed - Maximum 70 000 RPM List Number 915 Coating Bright (Uncoated) Head Material Carbide Shank Material Hardened Steel