High QualityThe connector is made of high quality steel and copper metal material, which is not easy to leak and durable. 100% brand new and high quality. Allows tools and airlines to connect and disassemble quickly, reducing accidental disconnections from overhead linesStrongness NumberPT1/4" pneumatic quick couplers, High precision threads ensure a perfect fixation.Durable and long lasting.The joint does not fall off under high pressure and is safe and reliableEasy to usePneumatic connector PT1 / 4 quick release push-in connector connects or disconnects the hose through a quick connector, making it easy to use, saving time and effortNickel surfaceThe product is nickel-plated and safe and reliable.On the one hand, the product is protected against rust and abrasion, and on the other hand, nickel silver is very beautifulWide range of applicationsWidely applicable for the connection between pneumatic devices and air hose. Optional Types: 2 Way, 3 Way, 4 Way, 5 Way; Height: 58mm/2.28in; Hole Diameter: 12mm / 0.47inch