10 x 3 3/4 Phillips Bugle Decking Screws Yellow Zinc Plated - Carton (800)

a new plating that is 7x more corrosion resistant than standard zinc plating

7/16-14 x 1 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (650)

1/4 x 1 1/4 Phillips Flat Hi-Low Thread Concrete Screws Blue Ceramic Coated

7/8-9 x 6 Socket Cap Screw Alloy

1/2-13 x 2 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) 6" Aircraft Bits - Fractional 10 x 3 3/4 Phillips1 2 13 x 2 3 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) . Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Typical hardness on diameters 1 4 to 1 inch is HRC 25 34. On diameters over 1 inch to 1 1 2 hardness will range from HRC 19 30. Tensile strength for diameters 1 4 to 1 inch is a minimum