The Spike® anchor is formed with an "s" shaped configuration at the working end of the anchor to create an expansion mechanism

3/4 x 8 1/2 Titen HD Concrete Anchor Zinc Plated (5)

1 1/2-12 x 10 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (12)

Fasten all materials to wood or wood-substitute materials

1-14 x 9 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (15)

7/8-9 x 1 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (15) Star Flat Decking Screws W.A.R. Coated The Spike® anchor is formed7 8 9 x 1 1 2 Grade 5 Hex Cap Screw Plain Domestic USA (15). 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 of