Product: 40mm Medical Purpose Vacuum Pressure Gauge
Dial: 40mm
Case: Black iron or chromium coated
Window: Glass or Acrylic
Meaduring Range: -1bar(0.1Mpa、76cmhg、760mmhg、30inhg、100kpa)～0
Connection: Cooper, size can be customized
Accuracy: 1.5, 2.5
