Carbide Bur Set, Number of Pieces 9, Trade Number SA-51, SD-51, SE-51, SF-51, SG-51, SM-51, SN-51, System of Measurement Inch, Includes SA-51, SB-51, SC-51, SD-51, SE-51, SF-51, SG-51, SM-51, SN-51, Shank Dia. 1/8 in