Once the cement drop-in anchor is set, the contractor can insert a bolt or threaded rod and remove it as often as required. Material - Masonry screws are manufactured from carbon steel ...
The Family Handyman on MSN1 个月
Tips for Concrete Fasteners and Masonry Screws
Also, avoid wedge-type anchors. They exert a ton of outward pressure ... Just shove it into the hole and puff out the dust.