Brighton-Best 1/2" x 12" Hex Head Lag Screw Hot Dip Galvanized - (Sold Each) (487592)1/2" Diameter12" Length (Length is measured from under the head)Grade 1 Low Carbon Steel Hex Head Lag Screw (Meets SAE J429 & ASME B18.2.1)Hot Dip Galvanized (HDG) to...