http://www.ebay.com/itm/SNAP-ON-TOOLS-GAUGES-OTHERS-VINTAGE-LOT-W-3-MERCURY-GAUGE-/200709745647?pt=LH_DefaultDomain_0&hash=item2ebb3babef
Ha!
Do you suppose this idiot has thought about the consequences of shipping several ounces of mercury in a glass tube by Parcel Post?
LOL, I have no idea. Never thought of that.
Is it really mercury?
I used to use a gauge that I filled with light oil, but it was read in inches of mercury.
just sayin
yours Scott