Speedglas 9100 Welding Helmets will fundamentally changes not only how your workers wear their welding helmets, but also how they experiences the helmet's fit, stability and balance. A lower center of gravity makes the helmet more stable in both the up and down positions, as well as reducing leverage strain on your neck. Helmets can be used with all stick, MIG and TIG processes. They also offer grinding and torch-cutting modes. 9100V offers shades 5, 8 - 13.