Square head lag screw, 1/2" diameter twist drive thread x 4" long with drive point and upset shoulder. Thread length is 2 5/8". Galvanized per ASTM A-153.
Square head lag screw, 1/2" diameter twist drive thread x 4" long with drive point and upset shoulder. Thread length is 2 5/8". Galvanized per ASTM A-153.