5/16 Heavy Duty Jobber Drill Bit

5/8-18 x 3 Socket Set Screw Cup Point Alloy

7/8-9 x 1 Socket Set Screw Cup Point Alloy

3/4-10 x 2 Socket Set Screw Cup Point 18-8 (A2) Stainless Steel

5/8-18 x 8 1/2 Grade 5 Hex Cap Screw Zinc Plated 3/4-10 A307 Grade A Carriage Bolts Zinc Plated 5/16 Heavy Duty Jobber Drill5 8 18 x 8 1 2 Grade 5 Hex Cap Screw Zinc Plated . Grade 5 Hex Cap Screws are manufactured from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Zinc plated material meets or exceeds ASTM F1941. 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