Pressure Technologies plc is a holding company. The Company's Cylinders segment is engaged in the design, manufacture and reconditioning of seamless high pressure gas cylinders, and consists of Chesterfield Special Cylinders Limited. Its Precision Machined Components segment is engaged in the manufacture of specialized, precision-engineered valve wear parts used in the oil and gas industries, and includes Al-Met Limited and Roota Engineering Limited. Its Engineered Products segment is engaged in the manufacture of precision-engineered products, air operated high pressure hydraulic pumps, gas boosters, power packs, hydraulic control panels and test rigs, and consists of Hydratron Limited and Hydratron Inc.