Qualfast: 7/8 UNC X 150 (6) Studbolt & 2 Nuts A193 St/St (GR-B8M/8M) Screwed Studding UNC Stainless Steel Gr.B8M / Gr.8M Stud Bolt With 2 Hex Nut BS 4882 MPN: 7/8 UNC X 150 (6) Studbolt & 2 Nuts A193 St/St (GR-B8M/8M) Attributes: Grade: B8M/8M Leading Standard: ASME B16.5 Length: 150mm Material: Stainless Product Type: Stud Bolt c/w 2 Nuts Surface Treatment: Plain Thread Direction: Right Hand Thread Size: 7/8"unc