Set contains fractional plug tap and 1" hexagon dies in sizes: 1/4" - 20 NC, 1/4" - 28 NF, 5/16" - 18 NC, 5/16" - 24 NF, 3/8" - 16 NC, 3/8" - 24 NF, 7/16" - 14 NC, 7/16" - 20 NF, 1/2" - 13 NC, 1/2" - 20 NF. Pipe thread plug tap and 1" hexagon dies in sizes: 1/8" - 27 NPT. Threading tools: plain die stock, 1" dies, offset adjustable tap wrench No. 0 to 1/2" and plastic case.