You can buy as many zinc-plated mushroom Spike® fasteners as you need

7/8-9 x 5 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (35)

3/4-10 x 6 1/4 Simpson Wedge Anchor 304 SS (10)

3/4-10 x 5 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (45)

1/2-13 x 5 A325 Type 1 Heavy Hex Bolt Plain (125)

3/4-10 x 7 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (35) M24-3.00 Flat Socket Cap Screws 12.9 DIN 7991 Black Oxide You can buy as many3 4 10 x 7 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (35) . 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