3M 9100 welding mask cap shell

3M 501100 9100 Welding mask hood (with headband)
3M Speedglas automatic darkening welding mask is the world’s leading brand. It uses advanced liquid crystal as a light-shielding lens. The detector on the lens detects the generation and disappearance of arc light during welding. Drive the light-shielding and discoloration level of the liquid crystal to achieve the purpose of protecting against harmful light. It is safe and comfortable to wear and free hands, which greatly improves work efficiency. There are a variety of models of dimming screens to choose from, suitable for various welding operations.
Features:
Reliable dimming, 0.1 millisecond dimming time
. Patented filter technology, uniform light transmission, clear imaging, and the
shading number is 3, which provides sufficient light for preparation before welding and precise polishing