Test Gauge Analog 6 Diameter. ,Each

Details:

Ashcroft* test gauge 6in^ ashcroft* test gauge, analog, diameter: 6in, fittings: 1/4in npt, accurate measurement of vacuum to -30in hg and pressure to 60 psi, accuracy to /- 0.25%, Operates on 2 aaa batteries, unambiguous readout, for verifying vacuum/pressure in canisters before/after sampling