Made using the highest quality materials in Japan. About this item Tired of wrestling with wrenches every time you need to switch out your torch, heater, or other oxy-fuel equipment? This Koike quick connect coupler set makes it safe and instant. These are serious, professional-grade couplers. They're UL Listed and designed to meet OSHA standards - specifically, they won't disconnect with a straight pull, which is a major safety requirement... Koike's standard Torch to Hose Coupler Set, the Sentinel Safety-Z, uses a unique, reverse-disconnect feature that will not come a part with a straight pull. Oxy fuel torches | PT Mommentum Djaja Cutting Torch Quick Connect Torch Set | Oxy Acetylene Quick Connects Set Oxy Fuel Quick Connect Torch Hose Coupler Set Leak Proof Design One Year Warra 22bde2fe 1add 46e4 B509 50640cd45a7a.f66afaac1019a381c99f1e14075123a0 Unique Anti-Reverse feature provides a custom fit for fuel and oxygen lines, preventing accidental mismatching and dangerous cross contamination of gases. Oxy-Fuel Quick Connect Couplers: OSHA-compliant And UL-listed, Compatible With 9/16th Type B Fittings And Featuring An Anti-reverse System For Gas Safety The compact design prevents gas flow in both directions when disconnected, eliminating the need to turn the tanks off when coupling and uncoupling. This feature prevents accidental release of the coupler even when pulled over the edges of steel plates.