... Surface: galvanized, hot dip Size: from 1/4 x2 " to 11/2 x 15" Ring nut: Material: steel A3#Certificate: SGSSurface: galvanized ... /2", 1/2 x 3-1/4", 1/2 x 6", 5/8 x 4", 5/8 x 6", 3/4 X 1-1/4 ... ", 3/4 X 6", 7/8 ... X 5", 1X 6", 1X ... 9", 11/4 X 8", 11/4 X 12", 11/2 X 15" ring ...