1 x 18 Ship Auger Wood Bit

7/16-20 x 5 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (25)

#35 High Speed Aircraft Bit

#23 x 6 High Speed Aircraft Bit Cobalt

8-32 x 1/4 Phillips Flat 82 Undercut Machine Screw Black Zinc Plated (10

3/8-16 x 4 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) 7/8-9 Grade 5 Hex Cap Screws Zinc Plated 1 x 18 Ship Auger3 8 16 x 4 1 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) . 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