Hand Tap Right Hand Tap Style Plug Size 7/16 In. Pitch 14 Material High Speed Steel Uncoated Finish Overall Length 3-5/32 In. Thread Length 1-7/16 In. Shank Dia 0.323 In. Number of Flutes 4 Thread Type UNC Pitch Diameter Limits H3 List Number 5303 Standards ANSI Unified and American National Threads