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

50 x 40 Socket Cap Screw 12

7/16 L9 SAE Tension Flatwasher Yellow Zinc Plated Domestic USA (3500)

50 x 30 Socket Cap Screw 12

3/4-16 x 1 3/4 Flat Socket Cap Screw Alloy

7/16-14 x 3 1/4 Grade 5 Hex Cap Screw Plain Domestic USA (250) Square Trim-Head Wood Decking Screws 305 Stainless Steel with Painted Heads 1/4 x 2 Mushroom Spike7 16 14 x 3 1 4 Grade 5 Hex Cap Screw Plain Domestic USA (250). 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 of