If you have a compressor this kit will increase its functionality exponentially. The kit contains 16 different pneumatic accessories detailed below. There is practically no end to the options the 16 pc offers.Features include:Two .25 inch Female plugsFemale One Touch Quick CouplerTire Pressure GaugeMale AdapterFemale AdapterTwo .25 Male plugsTeflon TapeBlow GunBlow Gun NozzleBlow Gun AdapterMattress InflatorSports Needle.357 inch diameter Coiled Air Hose With Male Ends Expandable to 18 FeetIncludes retail packaging