References: 10085884, 20468118, 400126-1, A-1456 UHP Gauge - High pressure gauge indicating operating pressure. The high pressure gauge is the best way to quickly evaluate machine performance and the only way to truly know what the cutting pressure is. This is a high quality gauge for long life. Simply add a "T" to an existing line and put this at the end of a short nipple, as close to the head (but out of the way) as possible. Typically it is mounted above the head on the gantry for easy viewi