2-4 1/2 A563 Grade A Heavy Hex Nut Plain

1 1/4 x 18 Ship Auger Wood Bit

Lengths out to 6 inches will be fully threaded

Alloy Socket Head Cap Screws from Brighton Best

230" head diameter

9/16-18 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (75) M27-3.00 Socket Cap Screws 12.9 Alloy Plain DIN 912 2-4 1/2 A563 Grade A9 16 18 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (75). 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 120,000