Insight Digital Variable ADF Welding Helmet, SH10, Black, 3.93 in W, 2.36 in L no checkout Safety clip included Supplied with rubber Safety clip included Supplied with rubber washer (AWR4) Brass (global investment cast) or iron construction Pressure rating of 150 psi at ambient temperature 70° F Cotter pin retained load pins Not recommended for overhead lifting in sling application When using these hooks with Grade 30 chain 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