Cylinder Bur SC End Type Radius Cut Type Double Shank Dia 1/4 in Head Dia 1/8 in Head Length 1/2 in Included Angle Not Applicable Overall Length 2 in Trade Number SC-11 Head Shape Cylinder Operating Speed - Maximum 80 000 RPM List Number 802 Coating Bright (Uncoated) Head Material Carbide Shank Material Carbide