For use in applications where a larger bearing surface is needed underneath the head

as there are no return-by dates at FMW Fasteners

9/16-12 x 4 Grade 8 Hex Cap Screw Plain Domestic USA (100)

3/4-10 x 6 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (60)

3/8-16 x 3 1/4 Grade 5 Hex Cap Screw Plain Domestic USA (325)

1/2-20 x 3 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (175) M30-3.50 Socket Cap Screws 12.9 Alloy Plain DIN 912 For use in applications where1 2 20 x 3 1 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (175) . 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