Stainless steel helical wall ties are the choice of the industry for tying masonry walls.

Self
tapping replacement cavity wall brick ties screw in to brick, masonry
or concrete when hammered into pilot holes using the a hammer drill.

Helical
brick ties are suitable for remedial use in all wall types without
exerting expansive stresses on the masonry. The unique Thor Helical CD
Tie delivers a fast, easy and reliable remedy for cavity tie failure.