5/8-18 L9 Hex Collar Locknuts Cadmium Yellow & Wax Coated Domestic USA (25)

3/4-10 x 4 Flat Socket Cap Screw 18-8 (A2) Stainless Steel

1-8 x 5 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (40)

3 ga) for #14

1/2-20 x 5 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) M16-2.00 Flat Socket Cap Screws 12.9 DIN 7991 Black Oxide 5/8-18 L9 Hex Collar Locknuts1 2 20 x 5 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) . 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