Yato Quick Coupler is used to connect compressed air tools to a compressed airline. A quick coupler allows a tool to be easily connected or disconnected to a hose or pipe while it is under pressure. The standard design makes it easily insertable for a leakproof connection. It is made from high-quality iron Q235 material with a nickel finish for corrosion resistance. This quick coupler can be used for industrial apparatus, mechanical equipment and more.