I'm looking to take my heat treat "game" up a level.  The first thing I need is a reliable way to measure temperature.  I was browsing on Ed Caffrey's website and came across this page http://www.caffreyknives.net/forge_pyrometer.html where he details out a pretty simple setup.  The thermocouple he recommends, https://www.omega.com/en-us/temperature-measurement/temperature-probes/probes-with-integral-connectors/p/KQXL-NQXL, is a quick disconnect model.  Not being very well versed in this type of