The rotation range is 240 degrees, and it can rotate 45 degrees, 90 degrees, 120 degrees in one direction. Hard to reach areas such as gutter, undercarriage, bottom of motor vehicles, car rims. Connect swivel coupler to pressure washer nozzle tips, hose clamp attachment gutter cleaning, undercarriage cleaner or wet broom. 6.35mm quick disconnect, fits most brands of high-power faucets and nozzles, up to 4500 psi . The swivel fitting is made of brass and stainless steel. 1. The rotation range is 240 degrees. It can rotate 45 degrees, 90 degrees, 120 degrees in one direction. 2. Connects between the wand and the high pressure nozzle of the pressure washer. 3. Material: Brass coupler and stainless steel cap. 4. 0.6cm quick connect. 5. High pressure: up to 4500 psi.