TIG Torch Side Argon Flow TesterTIG Torch Gas Flow Tester Accurate Shielding Gas Measurement Tool The TIG Torch Gas Flow Tester is a precision tool designed to measure the actual gas flow rate directly at the TIG torch nozzle. This ensures optimal shielding gas coverage and prevents issues such as porosity, oxidation, or contamination during welding. Simply place the tester over the torch cup, start the gas flow, and the clear, easy to read gauge provides an instant reading in