Metal Oxygen Cylinder Wrench for CGA-870 Valves - Oxygen Key with Wire Cable

The Oxygen Tank Key is used for CGA 870 Standard Post Valves. The strong and durable construction means it can't break or deform like cheap plastic. There is a metal cable so you can leash it to the regulator or keychain. Allow the user to easily open and close the oxygen cylinder used in oxygen therapy. An Oxygen cylinder wrench with wire cable for M2, A(M4), B(M6), ML6, C(M9), D(M15), JD(M22) and E(M24) cylinder tanks.