try the Fieldpiece DR82 Infrared Refrigerant Leak Detector
NAVAC NRDC4M 4-Cylinder
refrigerant cylinders include an extra ¾” NPT opening (plugged) for future installation of an automatic stop-fill liquid level switch
Hands free in-duct measurements
The ET180 Digital Differential Manometer from Klein Tools measures air and gas pressure for port 1
SPYDER 600052CF 6″ Tungsten Carbide Tipped Hole Saw (RCE HOLE SAW, TCT, 6", Crimp Foil) 54075 try the Fieldpiece DR82 InfraredSPYDER 600052CF 6 Tungsten Carbide Tipped Hole Saw (RCE HOLE SAW, TCT, 6", Crimp Foil) Extreme Material Versatility and Faster Cuts. Up to 10x more cuts than bi metal hole saws. Up to 5x faster than standard hole saws. Tungsten Carbide Tipped for extended life and clean cuts. Cuts wood, concrete block, brick, cement fiberboard, ceramic wall tile, PVC, and more, (with a Mohs hardness of less than 6). Up to 2 3 8 Depth of Cut. Utilizes Rapid Core Eject