7 x 2 1/4 Simpson Trim-Head Self-Drilling Siding Screw - Square Drive 410 SS - Carton (1000)

7/16-14 x 3 3/4 Grade 5 Hex Cap Screw Plain Domestic USA (225)

5/8-18 x 7 1/2 Hex Cap Screw SS 18-8 (A2)

7/8 x 6 Reduced Shank Drill Bit (1/2 Shank)

7/16-20 x 3 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (225) 3/4-10 Flat Socket Cap Screws Zinc Plated 7 x 2 1/4 Simpson7 16 20 x 3 3 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (225) . 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