Product details:

Exceptional value and compact design. Provides precise shielding gas regulation for MIG and TIG welding applications and more. Shatter-resistant polycarbonate flow tube is repositionable for easy reading and features triple-scale for argon, helium and argon/CO2. It has a packless o-ring flow tube seal which reduces maintenance and a built-in rupture disc reduces possibility of flow tube damage due to high-pressure inlet surge. Precision flow-adjustment valve allows easy adjustment to desired setting. CGA 580. Flow Range: 0-60 SCFH (0-28 LPM), 0-50 SCFH (0-24 LPM), 0-160 SCFH (0-78 LPM). Gas: Argon, CO2, Helium