Carbide Bur Set, Type Double, Head Shape Ball, Cone, Cylinder, Flame, Inverted Cone, Oval, Tree, Head Diameter - Maximum 1/4 in, Head Diameter - Minimum 3/16 in, Number of Pieces 12, Primary Material Application Brass, Bronze, Carbon Steel, Cast Iron, Copper, Nickel, Stainless Steel, Steel, Titanium, Trade Number SA-1, SA-14, SC-1, SC-14, SD-1, SE-1, SF-1, SG-1, SH-1, SJ-1, SL-1, SN-1, End Type Flat, Pointed, Radius, System of Measurement Inch, Head Dia. 3/16 in, 1/4 in