VEVOR 18" Pressure Washer Surface Cleaner w/ Wheels, Stainless Steel Concrete Cleaner 4000 Max PSI , 1/4" Quick-Connect Connector w/ 2 Extension Wand, Heavy Duty Power Washer For Floor Driveway, PatioProduct Features 18 Inch Fast and Efficient With a high flow rate of 2. 9 gallons per minute, it ensures even cleaning, leaving no inch of the ground untouched. Whether it's a large scale task or everyday cleaning, the 18 inch cleaning disk can handle it with ease. Enjoy efficient cleaning that saves you time and effort. 4000 PSI High Water Pressure Rated at 3000 PSI, with a maximum water pressure of up to 4000 PSI, and featuring a 360 rapid dual