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> 3M speedglas utility helmet with auto-darkening filter
3M speedglas utility helmet with auto-darkening filter
3M Speedglas Utility Helmet with Auto-Darkening Filter
3MTM SpeedglasTM Utility Helmet with Auto-Darkening Filter
* Standard 3.57 in x 1.68 in (91mm x 43mm) viewing area
* Replaceable batteries provide 2,000 hours of service.
* The filter turns itself off 30 minutes after the last detected arc.
Designed for MIG (GMAW) and stick (SMAW) welding only
