1/4 in, Head Dia.
.Carbide Bur, 1848 SF-6 CLE-SF Round Nose Tree Bur Double Cut 5/8"x1/4" Hardened Steel Shank 5/8 in, Head Length 1 in, Included Angle Not Applicable, Overall Length 2 3/4 in, Trade Number SF-6, Primary Material Application Brass, Bronze, Carbon Steel, Cast Iron, Copper, Stainless Steel, Titanium, Head Shape Tree, Operating Speed - Maximum 40,000 RPM, List Number 1848, System of Measurement Inch, Coating Bright (Uncoated), Head Material Carbide, Shank Material Hardened Steel Carbide Bur, End Type Radius, Cut Type Double, Shank Dia.