Cylinder Bur SC End Type Radius Cut Type Double Shank Dia 6 mm Head Dia 9 mm Head Length 19 mm Included Angle Not Applicable Overall Length 152 mm Trade Number SC-3L6 Head Shape Cylinder Shank Length 6 in Operating Speed - Maximum 70 000 RPM List Number 862 Coating Bright (Uncoated) Head Material Carbide Shank Material Hardened Steel