VIDEO: Old work rework electrical box hole cutting and sizing.
Hole saws are not always a one size fits all old-work boxes. Before you go drilling 6in holes make sure you do not need a 6 3 8in. Make the holes perfect so you do not use a tube of caulk to seal the gaps.

By Murray Wennerlund published 1-16-2023 updated 3-17-2023