Bimetal Thermometer, Pressure Gauge, Temperature and Pressure Gauge manufacturer / supplier in China, offering RoHS Bi-Metallic Coil Bimetal Thermometer Connection 1/4"NPT or Customize, Lens Glass/PC Liquid Glycerin Filled Psi Back Connection Oil Filled Industrial Pressure Gauge, The White Plastic Refrigerator Thermometer Can Be Hung and Stood at -40-40 Degrees Celsius and so on.