Oval Bur SE End Type Radius Cut Type Single Shank Dia 1/4 in Head Dia 1/4 in Head Length 3/8 in Included Angle Not Applicable Overall Length 2 in Trade Number SE-1 Head Shape Oval Operating Speed - Maximum 70 000 RPM List Number 906 Coating Bright (Uncoated) Head Material Carbide Shank Material Carbide