The highest mechanical strength off-the-shelf fastening system available

railroad ties

5/16-18 x 1 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

1-8 x 7 STRONG-BOLT® 2 Cracked and Uncracked Concrete Wedge Anchor Zinc Plated (5)

3/4-10 x 9 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (30) Magnetic Nut Setters The highest mechanical strength off-the-shelf3 4 10 x 9 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (30) . Grade 8 Hex Cap Screws are manufactured in the USA from medium carbon alloy steel. In diameters 1 4 to 1 1 2 inches our Grade 8 material meets or exceeds SAE J429 Grade 8 specifications. Diameters over 1 1 2 inches meet or exceed ASTM A354 Grade BD. All material is manufactured with rolled threads. Yellow zinc plated bolting will meet or exceed ASTM F1941. Typical hardness on