Imperial Hexagonal Bolt Partial Thread Zinc Plated 7/8-9 * 4-1/4" Grade 5

This hexagonal bolt has a length of 4-1/4 with a threading of 7/8-9 [Partially Threaded]. It is made of zinc plated and thus provide medium resistance to corrosion in both dry and wet environments.

The Grade 5 increases its strength against the pressure and has a tensile strength and hardness of 120,000 psi | Rockwell C25. Furthermore, it features a shear strength of 72,000 psi.

UNC | Coarse threads are an industry standard. These bolts are classified as ASME B19.2.1 | SAE J429 and comply with dimensional standards.