Specifications : Material:Iron Connector Type:Plug Exterior Finish:Zinc plated Thread Type:NPT Number Of Pieces:10/20 Overall length: 41mm Hexagon Across: 14mm Features : DURABILITY: high corrosion resistante and long life WIDE APPLICATION：These industrial MNPT plugs are great for use on air compressors, air blow guns, air nailers etc. Item included : 40× 1/4" Male NPT Air Plugs Note: Due to the light and screen difference, the item's color may be slightly different from the pictures. Please allow slight deviation for the measurement data and make sure you do not mind before ordering. On Mar 18, 2024 at 02:24:14 PDT, seller added the following information: