Max PSI Horizontal Gas Pump Compared: Surprising Power, 5 Nozzles... Perfect seasonal cleanup choice! We were intrigued by the TOOLCY Pressure Washer Pump Max 4200 PSI, especially with its horizontal gas power and compatibility with various brands like Honda Simpson and DeWalt. The direct-drive triplex plunger pump delivered impressed performance, making light work of stubborn grime on our patio and driveway. The integrated 5 nozzles added versatility, allowing us to adjust pressure for delicate tasks or heavy-duty cleaning effortlessly. Setting up was straightforward, and the sturdy 1" shaft ensured a secure connection. While the pump’s power rivals pricier models, its value is hard to beat for seasonal maintenance. We appreciate the precision and efficiency, making it a worthy addition to our toolkit. For those needing reliable, high-performance cleaning in a compact package, this pump doesn’t disappoint.