Tree Bur SG End Type Pointed Cut Type Double Shank Dia 3 mm Head Dia 6 11/32 mm Head Length 12 mm Included Angle Not Applicable Overall Length 50 mm Trade Number SG-51 Head Shape Tree Operating Speed - Maximum 70 000 RPM List Number 815 Coating Bright (Uncoated) Head Material Carbide Shank Material Hardened Steel