Tree Bur SG End Type Pointed Cut Type Double Shank Dia 1/4 in Head Dia 1/2 in Head Length 3/4 in Included Angle Not Applicable Overall Length 2 in Trade Number SG-13 Head Shape Tree Operating Speed - Maximum 50 000 RPM List Number 804 Coating Bright (Uncoated) Head Material Carbide Shank Material Hardened Steel