The Forney 75108 M22F by 3/8" Female Screw Coupling can be used anywhere high pressure connections are frequently assembled and disassembled. They are easily hand tightened and are ideal for connecting hoses together. Forney Industries is one of America"s longest operating family-owned metal working product companies. Founded in 1932, Forney offers more than 5,000 products for the hardware, automotive, farm and ranch and do-it-yourself markets. If you"ve got metal working questions, we"ve got answers. We"re committed to your success regardless of location size or needs. This coupling connects to all of the most common 3/8" NPT (9.52mm) pressure washer equipment in the industry and converts M22 metric thread size to standard thread size. It is rated at 300° F (148.9° C) and 5,800 PSI. Claims for warranty must be made within 90 days of the date of purchase. Proof of purchase required. This warranty does not cover any product that has been subject to misuse, neglect, negligence or accident, or that has been used in any way contrary to the purpose intended.