... pressure gauge 1.size:1.5", 2", 2.5", 3", 4", 5", 6" 2.case:SS304 3.internals: brass 4.liquid filled pressure ... 2003 to manufacture pressure gauges, thermometers, timer and plumbing accessories. With experience, we have built up a stringent quality control system and ... with your details. We guarantee to provide all clients with high quality products at competitive prices. oil filled pressure gauge