8 x 1 Simpson Flat-Head Marine Screw - Phillips Drive 316 SS - Box (100)

Diameters over 1 1/2 inches meet or exceed ASTM A354 Grade BD

3/4-16 x 4 Grade 5 Hex Cap Screw Plain Domestic USA (60)

Lengths over 6 to 12 inches will have 6 inches of thread

8-18 x 3 Phillips Drywall Self Drill Screw Zinc Plated (2000)

5/8-18 x 6 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) 3/4-10 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA 8 x 1 Simpson Flat-Head5 8 18 x 6 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