Airmo Inc. Pressure Technologies designs and manufactures patented systems and tools for hydrostatic testing, end forming, tube expansion, and high- pressure components and accessories with pressure capabilities up to 60,000 psi (4,137 bar) for the aerospace and defense, automotive, energy, HVAC, oil and gas, mobile equipment, tube and pipe mills. The TestMaster® line of products offers high-performance systems and tools used for pressure and leak testing of tubes, tube assemblies, and systems. Tools are designed to snap on fast and provide positive sealing for plain end tubes.