⚙️ Features One-way automatic shut-off valve in the socket. Wide variety provides best choice accordingly to application. Hardened important parts are extremely wear resistant and durable. Tested 100,000 times, coupler connection is accurate and reliable. ⚙️ Application Pneumatic tools、Air piping、Air pressure equipment ⚙️ Specification Part No. 20 SF 30 SF 40 SF Size 1/4″ PT 3/8″ PT 1/2″ PT Thread PT Working Pressure 218 PSI (15 Bar / 1.5 MPa) Maximum Pressure 290 PSI (20 Bar / 2 MPa) Temperature Range -20 ℃ ~ 80 ℃
