Product Name: Zinc Plated Stud & Nuts
Type: Full Thread Stud with Nuts
Standard: ASME B18.2.1
Material: ASTM A193 Grade B7, ASTM A194 Grade 2H
Size: 7/8 Inch
Length: 4-1/2 Inch (End to End)
Finish: Zinc Plated / HDG

Source: https://www.landee.cn/zinc-plated-stud-nuts-asme-b18-2-1-b7-2h-7-8-inch-hdg.html