These Multi-Fix Masonry Bolts - Hex - Exterior - Silver are stress free non-expansion through fixing which are the new solution for heavy duty anchoring into concrete, brick, stone, wood and concrete block replacing the need for traditional anchors such as throughbolts, shield, sleeve and drop-in anchors They are designed to replace traditional expansion anchors TIMco The micro plating (Nano) technology gives a higher resistance to corrosion
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