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Grainger V-Belt Pulley Cast Iron 2.7 O.D.
The Grainger 145R40 is a 3M Speedglas Welding Helmet that features auto-darkening technology to protect the eyes and face during welding, cutting and grinding. It has a large viewing area, multiple adjustable settings like shade control and sensitivity, and comfortable padded headgear. The helmet provides shade levels from 5 to 13 for optimal eye protection. It meets industry safety standards and has a battery life of up to 3000 hours. The Speedglas auto-darkening filter reacts in 1/25,000th of a second.
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