The rotation range is 240 degrees and can rotate 45 degrees, 90 degrees and 120 degrees in one direction. Easy access to hard-to-reach areas such as gutters, undercarriages, etc. Bearing, underbody, car rim. Connect the swivel to the nozzle head of your pressure washer, drain cleaning attachment, undercarriage cleaner or water broom. 1/4 inch quick disconnect, fits most brands of pressure washer wands and nozzles up to 4500 psi. Swivel couplers are made of brass and stainless steel. The rotation range is 240 degrees and can rotate 45 degrees, 90 degrees and 120 degrees in one direction. Maximum working pressure up to 4500 PSI. Swivel couplers are made of brass and stainless steel. Actually works with gas and electric pressure washers. Tips Connect the swivel to the nozzle head of a pressure washer, chassis washer or water broom. Apply Easy access to hard to reach areas such as chassis, car bottom, car rims.