The Freeman AP1414I 1/4″ x 1/4″ Industrial Pneumatic Accessory Pack (18-piece) offers a great variety of pneumatic fittings at a great price. Accessories include snap-in connectors, brass couplers, tire and sports equipment inflators, and Teflon thread tape. This 1/4″ x 1/4″ Industrial Pneumatic Accessory Pack (18-piece) is an excellent kit whether you are just getting started with pneumatic tools or are restocking your supply, and will allow you to tackle your inflation needs fast and easy.