Standard Pack = 1 piece(s). Tap Size = M4.5 ; TPI / Pitch = 0.75 ; Tap Style = Straight Flute ; Thread Limit = D4 ; Chamfer = 1.5P - 2P ; Flutes = 4 ; Material = HSS ; Coating = STEAM OXIDE ; Overall Length = 2-3/8 inch ; Thread Length = 7/8 inch ; Shank Diameter = 0.194 inch ; Square Size = 0.152 inch ; Coolant Thru = No ; Length = 2.95 ; Width = 0.4 ; Height = 0.35 ;