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"Because there is only one Speedglas" 3M™ Speedglas™ is the world's leading brand in advanced personal protective equipment for welders. The Speedglas welding lens was the first commercially viable auto-darkening welding lens; and with its exclusive technology has been the benchmark for auto-darkening welding helmets ever since. Still ahead of its time more than 30 years since the first prototype, Speedglas' revolutionary technology continues to make it one of the safest and most reliable brands of auto-darkening welding helmets available. View the complete Speedglas range - Speedglas Welding Helmets with Powered Air |
