7/16-20 x 2 Grade 8 Hex Cap Screw Plain Domestic USA (50)

Threaded to within 5/16" of top of head

1-8 x 4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (60)

1 1/8 x 18 Ship Auger Wood Bit

7/16-14 x 2 3/4 Grade 5 Hex Cap Screw Plain Domestic USA (50)

1/2-20 x 7/8 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (450) 9/16-12 Grade 5 Hex Cap Screws Plain - Domestic USA 7/16-20 x 2 Grade 81 2 20 x 7 8 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (450) . 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