Tap and Die Set, Number of Pieces 16, Die Shape Round Fixed, Tap Type Hand, Die Material High Speed Steel, Thread Sizes Included 1/2 In.-20, 1/4 In.-28, 3/4 In.-16, 3/8 In.-24, 5/16 In.-24, 5/8 In.-18, 7/16 In.-20, Die Thread Sizes Included 1/2 In.-20,...