3/4-10 x 10 A307 Grade A Carriage Bolt Zinc Plated

3/8-16 x 3 3/4 Simpson Wedge Anchor 304 SS (50)

1/2-20 x 4 1/2 Hex Cap Screw SS 18-8 (A2)

railroad ties

5/8-18 x 7 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated #8 6-Lobe Flat-Head Simpson Deck-Drive DWP Wood Screws 316 Stainless Steel 3/4-10 x 10 A307 Grade5 8 18 x 7 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated . Grade 8 Hex Cap Screws are manufactured 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 diameters 1 4 to 2 1 2 inches