The Forney 75142 1/4" FNPT by 5.5mm orifice stainless steel sewer nozzle slides easily into drain pipes and sewer lines. Great for flushing debris or clearing frozen pipes while attached to a sewer hose. Forward and backward ports in the nozzle blasts into the clogged pipe breaking up the debris along with pulling the hose through the pipe. Made of corrosion resistant stainless steel and designed to be small enough to clean in all the tight spaces. 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. It has 1/4" (6.35mm) Female NPT thread by 5.5mm orifice. It is rated at 3,000 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.