5Piece 1/4-Inch Industrial style interchange coupler and plugs helps to switch quickly between different air tools and accessories;Quick connect to connection and disconnection; It is made by Durable brass material for a long life and resistant to corrosion

1/4 inch NPT thread × 1/4 inch body size, interchangeable with most manufacturers; maximum working pressure is 300 psi;Industrial type, also known as M-Style(type D), compatible with industrial/M-Style/type D air fittings

The coupler of air fittings kit is designed to rotate,preventing twisted hoses and easily locks tool onto air hoses

The plugs of air fittings can be widely used in systems such as air compressors,automatic manufacturing operations,aircraft controls and tire installation in industries including agriculture,road construction and aviation.

The air compressor fittings kit Used for a variety of air tools such as air compressor, air nailer, air blow gun, pressure washer,air hose;Ideal for any shop or garage to quickly and safely disconnect air hoses.