Best Welds filter plates offer ultimate protection against ultraviolet and infrared rays present in the welding environment Precision ground and edged to allow a safe and proper fit Precisely shaded and optically correct. Specifications Brand Best Welds Catalog MPI Catalog Color Green Country of Origin CN Hazmat NO Lens Coating/Shade 10 Material Hardened Glass Prop 65 NO Resistance Heat treated, but not unbreakable. It is not a saf Window Size 4-1/2 x 5-1/4 in
