The Suttner ST-1500 spray gun is useful for a variety of industrial pressure washing applications. It has a forged brass housing and a stainless steel spring, needle, and seat for maximum strength and harsh chemical resistance. The design of this spray gun provides total comfort for every hand size, which means increased productivity and decreased downtime. The Suttner ST-1500 is fully rebuildable and has seven-screw access points to the cartridge type valve that make disassembly a breeze. This is Kleen-Rite's most popular pressure washing gun! Kleen-Rite's most popular high-pressure spray gun 5000 max psi 10.4 GPM max flowrate 300 degree max temperature 3/8" inlet 1/4" outlet Stainless steel spring, needle, and seat Forged brass housing Fully rebuildable with seven screw access points to cartridge type valve assembly Designed to be comfortable for virtually all hand sizes