High Pressure Washer Pump Inclined Disk 3/4 Inch Shaft Horizontal Plunger Pump 3000 PSI 2.4 GPM. This pump features a double sealing system to prevent leaks and an adjustable unloading device to increase or decrease pressure. It is made of robust materials with a service life of up to 200 hours, making it suitable for various cleaning environments and scenarios. The pump is suitable for various types of cleaning tasks, such as walls, fences, houses, sidewalks, vehicles, and swimming pools.