1/4-28 x 1 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (1600)

8 x 9/16 Simpson Mod Truss-Head Self-Drilling Wire Lath Screws - Phillips Drive 410 SS - Box (100)

6 x 3/4 Phillips Flat Particle Board Screw Plain & Lubed - Carton (20

High degree of corrosion resistance

7/16-20 x 4 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (175)

5/8-18 x 2 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) 7/8-14 Grade 8 Hex Cap Screws Yellow Zinc Plated 1/4-28 x 1 1/2 Grade5 8 18 x 2 3 4 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