

Needing ideas as I can't easily make a bigger counter sunk hole on the inside. Drill is too big.
See the pic bigger than jack. Will measure laterLex wrote:How thick are the walls ?
Can't don't have router and router is too big to fit Inside the box.jeffhigh wrote:-use a straight router bit through a hole to the drill on the outside to sink a larger hole on the inside
- or use a jack plate
-or use an endpin jack
Won't work jack needs to be flush with outside of box so cable can plug in.kiwigeo wrote:Drill a shallow larger hole with a spade or forstener bit from outside (diam large enough to take the nut)......drill right through with a smaller bit of same diameter as the threaded section of your jack. Same process you'd go through when installing a T nut.
You might have to bite the bullet and use a straight plug instead of a right angle.mickeyj4j wrote:Won't work jack needs to be flush with outside of box so cable can plug in.kiwigeo wrote:Drill a shallow larger hole with a spade or forstener bit from outside (diam large enough to take the nut)......drill right through with a smaller bit of same diameter as the threaded section of your jack. Same process you'd go through when installing a T nut.
Use a small laminate trimmermickeyj4j wrote:Can't don't have router and router is too big to fit Inside the box.jeffhigh wrote:-use a straight router bit through a hole to the drill on the outside to sink a larger hole on the inside
- or use a jack plate
-or use an endpin jack
That's how I do mine or I use a standard engineering counterbore, they are typically smaller in length than a standard twist drill and chucked fully into the chuck if I tilt the drill so the body is resting on the other end of the box side, it does drill on the angle of course so I drill until the deepest side is to depth. Then I take the counterbore out of the drill, the timber used in a cigarbox is quite soft so I just square up the bottom of the hole by turning the counterbore by hand. Either that (which is how it works all the time for me) or you can glue a small slither of veneer on the 'deep' side of the pocket to act as a packer so the jack sits in square.kiwigeo wrote:Only way I can think of getting socket flush on the outside is to drill jack hole and then ream out a larger hole on inside using a reverse counterbore....not something you can pick up at your local Bunnings but is actually a useful tool to have around.
http://www.mscdirect.com/browse/tn/Hole ... d=12106110
Dekka wrote:It's a bit dodgy but it works....
1. Secure your box to a bench.
2. Dill 1/4" hole where jack is to go.
3. Get yourself a 3/4"+ diameter straight router bit with a 1/4"shaft. (make sure the cutting edges run the full length of the cutter body or slightly beyond at the shaft end)
4. Insert shaft via inner side.
5. Secure shaft in chuck of variable-speed battery drill or "Tech gun".
6. Using normal drilling direction, slowly apply pulling pressure. BE CAREFUL
NB: - [The tool will resist after a few millimetres because not all the inner diameter material will be removed. Simply take out the router bit and remove the residual wood by hand with a small chisel and repeat until desired depth is achieved.]
Pretty much a cheap a***e version of a reverse counterbore.Dekka wrote:It's a bit dodgy but it works....
1. Secure your box to a bench.
2. Dill 1/4" hole where jack is to go.
3. Get yourself a 3/4"+ diameter straight router bit with a 1/4"shaft. (make sure the cutting edges run the full length of the cutter body or slightly beyond at the shaft end)
4. Insert shaft via inner side.
5. Secure shaft in chuck of variable-speed battery drill or "Tech gun".
6. Using normal drilling direction, slowly apply pulling pressure. BE CAREFUL
NB: - [The tool will resist after a few millimetres because not all the inner diameter material will be removed. Simply take out the router bit and remove the residual wood by hand with a small chisel and repeat until desired depth is achieved.]
mickeyj4j wrote:Lol all this technical info. When all I did was to mark and chisel out a notch to half the depth of the side and walla jack fits. Man the simplest option that nobody thinks of first. Took me around 5-10 min with my novice skills.
felix wrote: Otherwise chisel out a channel on the inside to make the side thinner where the jack is..
Keep in mind that you've learned how to handle a bunch of other situations where the neatness of the solution might be more critical or the location may not be as accessible as is the case for your jack (eg inside of a neck headblock).felix wrote:mickeyj4j wrote:Lol all this technical info. When all I did was to mark and chisel out a notch to half the depth of the side and walla jack fits. Man the simplest option that nobody thinks of first. Took me around 5-10 min with my novice skills.felix wrote: Otherwise chisel out a channel on the inside to make the side thinner where the jack is..
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