1/4 in, Head Dia.
Carbide Bur,Tree,3/8in.,Single Cut 3/8 in, Head Length 3/4 in, Included Angle Not Applicable, Overall Length 2 1/2 in, Trade Number SF-3NF, Primary Material Application Brass, Bronze, Copper, Non-Ferrous Metals, Titanium, Head Shape Tree, Operating Speed - Maximum 19,000 RPM, System of Measurement Inch, Coating Bright (Uncoated), Head Material Carbide, Shank Material Steel Carbide Bur, End Type Radius, Cut Type Single Cut, Shank Dia..