Welding professionals & enthusiasts keep telling us that the things they appreciate most about Promax helmets are: reliability, easy to operate, light weight, comfortable & great optics. The auto-darkening welding helmet with Super Size Viewing area & more value than you can poke ...Welding professionals & enthusiasts keep telling us that the things they appreciate most about Promax helmets are: reliability, easy to operate, light weight, comfortable & great optics. The auto-darkening welding helmet with Super Size Viewing area & more value than you can poke a MIG, TIG or Stick at! PROMAX 500 stand-out features include; Massive 98x87mm Viewing area, 4 senors for reliable switching, Dual Shade 5-8/9-13, Sensitivity & Delay Adjustments, Grind-Mode switch, Replaceable Battery, Magnification Lens Holder & more.
Comfortable, lightweight & superior optics. Promax helmets use a “hinge and lock” system. The front cover lens is clamped very firmly in place around the entire perimeter of the lens.