Cutting large holes in ply with jigsaw

end up. Like I said elsewhere it doesn't have to be pretty!

If it's just an access hole and isn't normally seen, why not just cut it as a square or rectangle? Then it would be easier to make a little lid if you wished to cover up the hole.

Reply to
Frank Erskine
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Depending on the finish required, for an 8" hole, lacking the correct tools, my approach would be to drill a series of holes in a circle, and just nip through them with a small fretsaw, and file to size.

Reply to
Jethro_uk

You make a circle jig for the router. 8-)

You could use the circle jig and bypass the template stage if you wanted to. Many routers appear to come with circle jigs of some sort.

Reply to
dennis

Errrm. No you can't. All you will get for £20 is absolute sh*te.

Cheap blades are - cheap. But generally useless.

Reply to
The Medway Handyman

I end up. Like I said elsewhere it doesn't have to be pretty!

Agreed. Cut it rectangular & fit a nice neat plastic access panel.

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Reply to
The Medway Handyman

Mark Rogers :

Make a rectangular frame from four battens, that's a good fit round the sole plate of the jigsaw. Attach the radial arm in line with the cutting edge of the blade.

Reply to
Mike Barnes

Good idea; I'll look at this option.

Mark

Reply to
Mark Rogers

I bought two them a performance pro one total crap, and a cheaper entry level Trend worth all of thirty quid many years ago. Not only does wood but can use it on -some- metals too:)...

Or treat yourself to a decent jigsaw. I bought a Makita earlier on this year a real instrument it is too:)..

To do a good job you need decent tools!...

Reply to
tony sayer

excuse to buy a cheap (£20) B&Q jigsaw which has a straight edge guide, and tried a couple of test cuts with the edge guide which were pretty good (no reason why they wouldn't be).

upside-down into the jigsaw and put a screw through that hole into the ply, the idea being that this would guide the jigsaw in a nice circle. (Having first drilled a hole in the ply for the blade, of-course!)

pulled towards the centre of the circle, bending the blade (pulling it away from the guide wheel) and jamming. I have tried different blades, different speeds, even adjusting the footplate to different angles. I tried clamping the wood and moving the jigsaw, and I tried holding the jigsaw stationary and moving the wood. The result is always the same.

trying to continue in a straight line) but bending inwards makes no sense to me at all.

better ways to do the job) welcomed!

I do it all the time maybe you need narrower blades (not in thickness, the other way)

Reply to
F Murtz

le with a jigsaw!

The best tool for cleaning this up is a flapwheel in an electric drill. Cheap & useful for all sorts of jobs.

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Reply to
harry

with a jigsaw!

Good thought that.

Reply to
The Natural Philosopher

Yes. Widest practical kerf and narrow blade.

Reply to
Tim Lamb

Like what I use for nearly everything. Leaves a rough edge but sails through the most intricate cuts in pretty much any thickness

Reply to
stuart noble

Even if they don't you can usually add something to the end of one of the side fence rails. Mine has a "point" you can fix to the end of one... used it here:

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(don't think I still have the hole, else the OP would be welcome to it!)

Reply to
John Rumm

Ah, but you could have argued that a decent jigsaw that will cut round holes well, is north of £100, and you can get a decent router for that!

Reply to
John Rumm

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