Tap and Die Set Number of Pieces 17 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 1/4-20 NC Die Thread Sizes Included #10-24 NC #10-32 NF #12-24 NC #4-40 NC #6-32 NC #8-32 NC 1/4-20 NC Number Of Taps 7 Number of Dies in Set 7 Thread Standard UNC UNF Tap Shank Standard Table 302