Profile: Royal Hydraulics Inc. produces hydraulic equipments, systems, power units, tools & accessories. We specialize in hot laminating, molding and stamping. We offer presses and motor drives. We repair pumps, valves, cylinders and motors. Our piston accumulator features from 2-inch to 24-inch big bore series and fluid capacity from 4-cubic inches to 200 gallons with operating pressures to 20,000 PSI.