These 5" length 3/8" drive Hex Washer Head ZINC PLATED Self-Drilling screws are #14-14 (14 threads per inch) #3 Point. Zinc plated is a plating that is applied electrically to fasteners that prevents oxidation of steel by forming a protective barrier. Meets F.I.P.-1000.7 for torsional strength and drill speed. Meets ASTM A 510 for carbon steel manufacturing. Zinc plating meets ASTM B-117 for salt spray corrosion. Meets SAE J78 for performance & dimensional specifications. Each box contains approximately 500 screws (27 pounds)

These 5" length 3/8" drive Hex Washer Head ZINC PLATED Self-Drilling screws are #14-14 (14 threads per inch) #3 Point. Zinc plated is a plating that is applied electrically to fasteners that prevents oxidation of steel by forming a protective barrier. Meets F.I.P.-1000.7 for torsional strength and drill speed. Meets ASTM A 510 for carbon steel manufacturing. Zinc plating meets ASTM B-117 for salt spray corrosion. Meets SAE J78 for performance & dimensional specifications. Each box contains approximately 500 screws (27 pounds)