Tap and Die Set Number of Pieces 52 Die Shape Round Tap Type Hand Tap Die Material High Speed Steel Thread Sizes Included #10-24 NC #10-32 NF #12-24 NC #4-40 NC #6-32 NC #8-32 NC 1-14 NS 1/2-13 NC 1/2-14 NPT 1/2-20 NF 1/4-18 NPT 1/4-20 NC 1/4-28 NF 1/8-27 NPT 3/4-16 NF 3/8-16 NC 3/8-18 NPT 3/8-24 NF 5/16-18 NC 5/16-24 NF 5/8-18 NF 7/16-14 NC 7/16-20 NF 7/8-14 NF 9/16-12 NC 9/16-18 NF M14 x 1.5 M18 x 1.5