Carbide Bur, End Type Flat, Cut Type Single, Shank Dia. 1/4 in, Head Dia. 1/4 in, Head Length 5/8 in, Included Angle Not Applicable, Overall Length 2 in, Trade Number SA-1, Primary Material Application Brass, Bronze, Cast Iron, Zinc, Head Shape Cylinder, Operating Speed – Maximum 70,000 RPM, List Number 1845, System of Measurement Inch, Coating Bright (Uncoated), Head Material Carbide, Shank Material Solid Carbide