#3 Heavy Duty Drill Bit - Stubby Length

5/8-11 x 4 1/4 Socket Cap Screw Alloy

7/8-14 x 3 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (15)

1-8 x 1 3/4 Socket Set Screw Cup Point 18-8 (A2) Stainless Steel

1/2 Hex Key Short Arm Alloy

5/16-24 x 5 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) 1 1/4-12 Socket Cap Screws Alloy #3 Heavy Duty Drill Bit5 16 24 x 5 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