1Automatic helmet mask ideal for MMA, MIG-MAG and TIG welding. During welding operations, the operator simply lowers the adiactinic glass visor whilst the transparent glass guarantees protectionwhen the visor is raised, during sanding operations or when using other electrical tools; this meansthe operator can work always with both hands freely. Main features: light and comfortable to wear, adiactinic filter protection, transparent glass protection. Optional: glass protection 51x108mm Kit 2 pcs cod. 802655.