Attaching light gauge sheet metal to medium gauge sheet metal.
These 2″ length 1/4″ drive Hex Washer Head ZINC PLATED Sheet Metal screws are 10 diameter, Needle Point. Multipurpose sheet metal screws. Zinc plated is a plating that is applied electrically to fasteners that prevents oxidation of steel by forming a protective barrier. Meets ASTM A 510 for carbon steel manufacturing. Zinc plating meets ASTM B-117 for salt spray corrosion. Each box contains approximately 2,000 screws (22 pounds)
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