STUDBOLT THREAD TYPE: FULLY THREADED MATERIAL: ASTM A193 GRADE B7M; B1.1 CL 2A DIAMETER: 5/8 INCH LENGHT: 130MM UNC THREADS TO ANSI B1.1 COMPRISING OF: 2 OF HEAVY HEXAGONAL NUTS (MATL: ASTM A194 GRADE 2HM; B18.2.2 CL 2B QTY52