Reliable construction: built with stainless steel and copper materials for durability and long lasting use under tough conditions. 4500 PSI performance: capable of handling pressures up to 4500 PSI, effective for tackling stubborn grime on vehicles, including hard to reach undercarriage areas. Swivel head for flexibility: swivel feature allows navigation around different surfaces easily, making it suitable for automotive applications and general maintenance. Quick connect compatibility: includes a 1/4 inch quick connect head that fits most major brands of pressure washers and accessories seamlessly. Use scenario: automotive cleaning tasks such as removing road grime from undercarriage, wheels, and lower panels with minimal repositioning. Use scenario: outdoor equipment and surface maintenance including tractors, trailers, driveways, decks, and siding where stubborn grime is present. Use scenario: general home and maintenance for cleaning heavy grime on exterior surfaces and equipment, compatible with a wide range of pressure washer setups.