5/8-18 x 3 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

5/16-24 x 1 1/4 Grade 8 Hex Cap Screw Plain Domestic USA (100)

8 x 3/4 Phillips Flat Particle Board Screw Plain & Lubed - Carton (10

3 USS Flat Washer Zinc Plated

3/8-16 x 2 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (400) M16-2.00 Socket Cap Screws 12.9 DIN 912 Zinc Plated 5/8-18 x 3 1/2 L93 8 16 x 2 3 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (400) . 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