3/4 L9 USS Tension Flatwasher Yellow Zinc Plated Domestic USA (40)

1/2-13 x 4 1/2 Hex Tap Bolt Silicon Bronze

9/16-12 x 1 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (275)

14 x 7 HeadLOK® Heavy Duty Flathead Fastener (250)

#45 Heavy Duty Drill Bit - Stubby Length

1-8 x 3 1/4 Grade 5 Hex Cap Screw Plain Domestic USA (40) 9/16-12 Hex Cap Screws 18-8 Stainless Steel 3/4 L9 USS Tension Flatwasher1 8 x 3 1 4 Grade 5 Hex Cap Screw Plain Domestic USA (40). 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 120,000