Tips for Drilling a Wall with a Drill
Drilling a hole in a cement wall
Everyone knows how to use postcards for the convenience of backtracking. Here is a little more application version.
Fold the posts into a V-shape for a more stable weight. (Cement powder is heavy)
You can easily hide the hole later by folding the V-shaped sheath in the wall of the hole to be drilled.
Good to know.
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