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 disconnection of overhead lines Strength NumberPT1 /4" pneumatic quick couplers, High precision threads ensure a perfect fit. Durable and long lasting.The joint does not fall off under high pressure and is safe and reliable Easy 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 effort Nickel 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 looks very beautiful Wide range of applicationsWidely applicable for connection between pneumatic devices and air hose.Optional types: 2 way, 3 way, 4 way, 5 way; Height : 58mm / 2.28 inch; Dia hole meter: 12 mm / 0.47 inch