This air tool accessory kit is the perfect starter set for a new compressor. Here's everything you need to connect air tools, inflate tires or sports equipment and to clean with compressed air. The kit features steel and brass construction for withstanding rigorous use. Make the most out of your air tools and air compressor with this 17 piece air tool accessory kit. Steel and brass construction Comes with 0 to 50 PSI pencil gauge Dual wheel truck type chuck, inflating nozzle, inflating needle, (2) 1/4 in. nipples, blow gun, (2) gun tips, 1/4 in. NPT couplings, quick release coupler, (4) 1/4 in. male quick coupler nipples, and (2) 1/4 in. female quick coupler nipples. 2 Rolls of Teflon tape.