ASTM A193 B7 Stud Bolt, ASTM A194 2H Nut, 1-1/2 Inch, HDG
ASTM A193 B7 Stud Bolts, ANSI B18.1.1, Alloy Steel, 1-1/2 IN
API 20E BLS-1 Stud Bolt & Hex Nut, A193 B7, A194 2H, 1-1/2 IN
