3M 750020 AUTO-DARKENING WELDING FILTERS 100 SERIES

Replacement auto-darkening welding filters designed for use with 3M™ Speedglas™ Welding Helmet 100 Series 100V - Variable dark shades 8-12. 100B variable dark shades 10-12 Light shade of 3 Check your equipment regularly to increase service life Possible to lock-in the light shade state, for example when grinding Optional delay function allows you to set the dark-to-light opening time (100V only)