1/2-13 x 3 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (150)

Fastening into concrete

7/16-14 x 7/8 Grade 5 Hex Cap Screw Plain Domestic USA (700)

1/4 x 2 Mushroom Spike Zinc Plated (100)

1-14 x 5 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (10)

7/16-20 x 5 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (150) M30-3.50 Socket Cap Screws 12.9 Alloy Plain DIN 912 1/2-13 x 3 1/2 Grade7 16 20 x 5 1 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (150) . 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