Ideal for cleaning tanks after switching pesticides. The 360 degree head is driven by water pressure from multiple solid stream spray orifices to effectively clean a tank up to 10 feet (3.0 m) in diameter. Removable retainer and rotating body allow for disassembly and cleaning. Self-lubricating and self-flushing. Pressure range 10 - 50 psi (0.7 - 3.5 bar). 1/2" or 3/4" NPT or BSPT (F). 18 GPM output.