* Forged brass body & bonnet for maximum strength.
* Sintered metal in let filter to trap impurities.
* No soldered joints, for easy maintenance.
* Easy to read dual scale gauges (KG/P. S. I or KPA/P. S. I) with virtually unbreakable screw-on lean lens.
* Large diaphragm for sufficient oxygen flow to cut 400mm.
* Oxygen regulator w/safety relief valve is set for safe operation.