Drake Off Road Tools 70500 Tap Socket Set, 8 Piece Drake Off Road Tools Tap Socket Set (LIS-70500) Ideal for use in areas where a T handle won't fit. Set of 8 sockets fits all number and fractional M.C.T.I. standard taps thru 1/2 inch Also fits 1/8 inch NPT taps and metric taps thru 12mm manufactured to M.C.T.I. standards Sockets contained on a vinyl holder