3/8-24 x 5 Grade 5 Hex Cap Screw Plain Domestic USA (50)

5/8-18 x 3 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

15/64 x 12 High Speed Aircraft Bit Cobalt

the expansion mechanism compresses and exerts force against the walls of the hole

#23 Heavy Duty Jobber Drill Bit

1-14 x 5 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) 7/16-20 Socket Cap Screws Alloy 3/8-24 x 5 Grade 51 14 x 5 1 2 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