3/4-10 x 4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (80)

A corrosion resistant Zamac alloy is used to form the anchor body with a mushroom head

#48 Heavy Duty Drill Bit - Stubby Length

1/2-13 x 16 A307 Grade A Carriage Bolt HDG

1/2-20 x 3 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (25)

7/16-20 x 5 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) Phillips Bugle Hi-Low Drywall Screws Black Phosphate 3/4-10 x 4 L9 Hex7 16 20 x 5 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) . 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