Standard Pack = 1 piece(s). Tap Size = 7/16 inch ; TPI / Pitch = 20 ; Tap Style = Spiral Point ; Thread Type = UNF ; Thread Limit = H11 ; Chamfer = 4P - 4.5P ; Flutes = 3 ; Material = HSSE ; Coating = STEAM OXIDE ; Overall Length = 3-5/32 inch ; Thread Length = 1-7/16 inch ; Shank Diameter = 0.323 inch ; Square Size = 0.242 inch ; Coolant Thru = No ; Length = 3.8 ; Width = 0.7 ; Height = 0.65 ;