3/4 x 6 Reduced Shank Drill Bit (3/8 Shank)

7/8-9 x 4 1/2 Hex Cap Screw SS 18-8 (A2)

8 x 2 1/2 Simpson Truss-Head Wood Screws - Square Drive 305 SS - Box (100)

1/4-28 x 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

1-14 x 5 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (35)

1 1/2-6 x 2 x 4 A563 Grade A Hex Coupling Nut ZInc Plated 1 1/8-7 A307A Hex Bolts Plain Steel 3/4 x 6 Reduced Shank1 1 2 6 x 2 x 4 A563 Grade A Hex Coupling Nut ZInc Plated . A double chamfered hex nut used to join to externally threaded parts of equal diameter and pitch, often two pieces of threaded rod. Manufactured from 1010 1018 equivalent steel. Hardness = Rockwell B68 C32 Tensile strength = 60,000 psi. minimum. Note there is no single standard for coupling nut dimensions. These values are offered as a guide; deviations from these specifications may occur.