Metric Socket Head Cap Screw Black-Oxide Alloy Steel Partial Thread M20 * 2.5 * 110MM, Grade 12.9 [Allen Key] nothread_size_3-4 and marking

and marking

They're for use in low-vibration applications where the shackle remains stationary

The hooks have a diameter of 5/8

This hexagonal bolt has a length of 12" with a threading of 7/8-14 [Partially Threaded]

The rod has a length of 144" and a thread of 1/2-13

Metric Socket Head Cap Screw Black-Oxide Alloy Steel Partial Thread M20 * 2.5 * 110MM, Grade 12.9 [Allen Key] nothread_size_3-4 and markingThis socket head cap screw is 110 mm long and has a M20 * 2. 5 mm thread [partially threaded]. Made of black oxide alloy steel, it offers slight corrosion resistance in dry conditions. The cup point and 12. 9 grade increase its compressive strength and provide a tensile strength and hardness of 170,000 psi Rockwell C39. In addition, it has a shear strength of 102,000 psi. ISO Metric Pitch Coarse threads are an industry standard. These screws are