Harris HP 721C Specialty Gas Regulator - Hydrogen 721C015350A Welding Helmet Accessories Triple fiberglass reinforcement provides added

Triple fiberglass reinforcement provides added strength for aggressive stock removal

The PRO Curve 300 is rated for 300 amps at 60% duty cycle using CO2 shielding gas

Flame Retardant Head Covering provides protection from spatter and improves comfort

The DIN Shade 3 polycarbonate lens provides up to 99

Harris HP 721C Specialty Gas Regulator - Hydrogen 721C015350A Welding Helmet Accessories Triple fiberglass reinforcement provides addedHarris HP 721C Specialty Gas Regulator Hydrogen with Chrome Needle Valve Outlet 721C015350A The Harris HP 721C 015 350 A specialty gas regulator is a single stage, chrome plated brass, high purity regulator with CGA 350 (Hydrogen) inlet and chrome needle valve outlet. It features a 316L stainless steel diaphragm and a one piece encapsulated seat with sintered filter to prevent contamination. The HP 721C is recommended for gas purity levels of Grade 5.