a new plating that is 7x more corrosion resistant than standard zinc plating

1 1/4 x 6 Reduced Shank Drill Bit Cobalt (1/2 Shank)

As the anchor is driven into the hole

1/4-20 x 1 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (1800)

7/16-14 x 1 1/4 Grade 5 Hex Cap Screw Plain Domestic USA (550) Magnetic Nut Setters a new plating that is7 16 14 x 1 1 4 Grade 5 Hex Cap Screw Plain Domestic USA (550). 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