Mastercraft Air Tool Connect Coupler & Plug Kit, 3/8-in NPT, 4-pc

The Mastercraft ⅜” NPT Air Tool Connect Coupler and Plug Kit with 4 Pieces provides a durable air line connection system for powering pneumatic tools. This 4-piece kit includes a rugged ⅜” NPT female coupler with a matching female plug to connect air supply lines. A pair of ⅜” NPT male plugs allow you to cap off unused lines with ease. Thanks to a user-friendly design that’s intended for everyday use, the Mastercraft coupler and plugs can offer a reliable air source connection to drive air tools for automotive, industrial, and home projects.