Welding Techniques, Gear, and Safety Essentials

Illustrative generic plasma torch, perforated swirl rings, copper-colored nozzle and electrode on a steel workbench.

Plasma Swirl Rings: When to Replace Them and Ho...

Inspect plasma swirl rings for damage and match Hypertherm 420133, 220670, 220857 or 220994 to the correct Powermax torch and stack.

Plasma Swirl Rings: When to Replace Them and Ho...

Inspect plasma swirl rings for damage and match Hypertherm 420133, 220670, 220857 or 220994 to the correct Powermax torch and stack.