5/8-18 x 6 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated

9/64 Heavy Duty Drill Bit - Stubby Length

7/8-9 x 6 Socket Cap Screw Alloy

7/8-9 x 4 Hex Cap Screw SS 316 (A4)

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1/4-20 x 1 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (1400) 3/8-16 Hex Tap Bolts Silicon Bronze 5/8-18 x 6 1/2 Grade1 4 20 x 1 3 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (1400) . 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