5/8-11 x 4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

3/4-16 x 4 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (55)

#23 Heavy Duty Drill Bit - Stubby Length

7/8-9 x 2 3/4 Grade 5 Hex Cap Screw Plain Domestic USA (15)

5/16-18 x 1 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (850) M20-2.50 Socket Set Screws Cup Point DIN 916 Black Oxide 5/8-11 x 4 L9 Hex5 16 18 x 1 3 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (850) . 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