Carbide Bur Set Cut Type Single Head Shape Ball Cone Cylinder Inverted Cone Oval Tree Head Diameter - Maximum 1/4 in Head Diameter - Minimum 5/32 in Number of Pieces 12 Primary Material Application Brass Bronze Carbon Steel Cast Iron Copper Nickel Stainless Steel Steel Titanium Trade Number SA-51 SA-52 SB-51 SC-51 SC-52 SD-51 SD-52 SE-51 SF-51 SG-51 SM-51 SN-51 End Type Flat Pointed Radius System of Measurement Inch Head Dia 5/32 in 1/4 in