... U bolt, Eye boltT bolt, adjusting bolt and irregular bolts, full thread stud, half thread screwClassificationStandard CodeSpecificationLengthProperty GradeSurfaceHex ... U bolt, Eye boltT bolt, adjusting bolt and irregular bolts, full thread stud, half thread screw, foundation bolt ... , Mining fitting and othersZinc Plated, Galvanized, HDG,White Zinc, Blue Zinc, Yellow Zinc, Black, Plain and so on low ...