Standard Pack = 1 piece(s). Tap Size = Number12 ; TPI / Pitch = 24 ; Tap Style = Spiral Point ; Thread Type = UNC ; Thread Limit = H2 ; Chamfer = 4P - 4.5P ; Flutes = 3 ; Material = HSSE ; Coating = STEAM OXIDE ; Overall Length = 2-3/8 inch ; Thread Length = 15/16 inch ; Shank Diameter = 0.220 inch ; Square Size = 0.165 inch ; Coolant Thru = No ; Length = 2.95 ; Width = 0.4 ; Height = 0.35 ;