In article ,
wrote:
Although a multi-tool will do the job the blades tend to be expensive.
It's cheaper to snap off a jigsaw blade so the maximum cut is only to
the thickness of the board to avoid damage to things underneath.

Or beg,steal or borrow a circ saw adjusted for depth?

It will work but blades for those are expensive if you hit a nail, etc.
Jigsaw blades are cheap.

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*They call it PMS because Mad Cow Disease was already taken.

Dave Plowman London SW
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