Mark Tex 310-002121 Carbide Bur, Radius End, Style: F, Shape: Tree, Head Diameter: 1/2 Inch, Head Length: 1 Inch, Shank Diameter: 1/4 Inch, Shank Length: 1-3/4 Inch, Cut: Double, Overall Length: 2-3/4 Inch, Tungsten Carbide, SCTI No.: SF-5