Insight Digital Variable ADF Welding Helmet, SH10, Black, 3.93 in W, 2.36 in L ORS NASCO Self-locking on pipes and nuts|Won't

Insight Digital Variable ADF Welding Helmet, SH10, Black, 3.93 in W, 2.36 in L ORS NASCO Self locking on pipes and nuts Won't Self locking on pipes and nuts Won't slip off the workpiece Gripping surface with special hardened teeth (61HRC) Wear resistant and grips any shaped object Thin head fits into tight places proven rear load magazine Variable shades to shield and protect eyes from radiant energy during weld Viewing area offers unobstructed views during all stages of welding process without lifting hood Sensitivity and delay adjustments for different tasks and durations Weld and grind modes Four independent sensors reduce blockage possibility