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) Applications Include: Attaching metal to metal, drill capacity. 220, drill speed 1750 RPM.The item "#14 x 5 HWH ZINC PLATED SELF-DRILLING SCREWS 500ct Box" is in sale since Monday, July 9, 2018. This item is in the category "Home & Garden\Home Improvement\Building & Hardware\Nails, Screws & Fasteners\Screws & Bolts". The seller is "fastenerusa" and is located in Modesto, California. This item can be shipped to United States.