Round Floor Scrubber High Pressure Cleaner, Size:, 15 inch Plastic+2 Shots, 15 inch Stainless Steel+2 Shots1. Strong pressure, high water flow 2. Encrypted brush for efficient cleaning 3. Pure copper interface, not easy to rust, wear resistant and durable 4. Automatic rotating brush, cleaning more thoroughly 5. Stainless steel model with universal four wheels, easy to use 6. Material: plastic, stainless steel 7. Interface: 1 4 inch quick plug 8. Size: about 15 inches in diameter, about 7. 5cm in height, and about 36cm in length 9. Weight: about 2100g for