A wet surface treatment process which cleans, descales, and degreases in a single operation without chemicals or solvents. A pressurized blasting mixture of water and abrasive media treats the part surface by scrubbing rather than impinging and impact, without changing close tolerance dimensions. The pressure blast process is the preferred method or preparing metal, plastic, and composite surfaces in the numerous industries, such as: Aerospace, Plating, Electronics, and more!