21 votes

How do I clamp box joints?

For clamping box joints, I've found that offsetting the clamps just to the inside of the fingers ensures you will be able to pull the corners tight. With the clamps there, you will still be pulling ...
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  • 12.1k
19 votes

How do I clamp box joints?

I tried clamping a square to inside of the joint, which works well for keeping the joint square, but doesn't seem to apply enough pressure to pull the fingers tightly together. I think that's ...
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  • 59k
10 votes
Accepted

How do I look for a table saw blade with non-angled teeth?

You want to pay attention to the type of tooth grind, which describes how the individual teeth are shaped. Vermont American has a good resource for types of grinds. Any grind combination with at least ...
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  • 4,328
9 votes

8 to 12 mm plywood box joints: brackets vs glue(box joint) vs screws

The box size would be height=400mm, length=800mm, width=400mm, made of 10mm plywood. Say the max load on boxes when used as benches = turned open side down is 200kg and the load when used as a box is ...
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  • 12.1k
9 votes
Accepted

Finger Joints on a 2x10

A jigsaw and chisels are quite adequate for making finger joints in thick stock like that. Some tips: Carefully mark both sides of the joint, making sure to mark the waste clearly. When cutting the ...
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  • 3,156
8 votes

How do I look for a table saw blade with non-angled teeth?

Let's talk teeth! There are more types of grinds, but I feel these are the applicable ones for your question: Flat top (FT/FTB) An FT or FTB blade is one which has flat teeth that you're looking for....
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  • 5,384
6 votes

How do I look for a table saw blade with non-angled teeth?

Forrest sells a blade which is totally flat. If you have an old saw blade that needs resharpening, most sharpening companies can regrind your blade when they sharpen it to make it a flat top grind.
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  • 8,016
4 votes
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Pocket Hole Joint Strength

Yes, pocket screws AND glue are enough to hold most drawer boxes together. We will often use them in a pinch for drawer boxes in the cabinet industry, and some shops will even use them regularly. ...
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  • 1,828
4 votes
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Adding height to wooden fence post

A box joint might be strong enough but that's just a guess, the loads placed on the finished post will determine if it is or it isn't, along with how accurately it's cut of course. Could be a bit ...
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  • 59k
4 votes
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How do i create a really long box joint?

Is the grain direction a problem for me? Box joints are usually cut into end-grain, I would cut them into long-grain In terms of cutting the joint initially, possibly depending on the method chosen. ...
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  • 59k
4 votes

How do i create a really long box joint?

A simpler option may be to fake it. Instead of an actual box joint you could make a fake looking one by making the cuts in one board and then filling the voids with wood in the other grain direction. ...
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4 votes

How do i create a really long box joint?

I'll try to answer the question as good as possible myself, but on a few points I'm in over my head. Is the grain direction a problem for me? As far as the cutting goes it shouldn't be a problem, ...
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  • 851
4 votes

Finger Joints on a 2x10

I would be wary of this approach myself. Joinery works best when you have a near perfect fit with no gaps. In my experience My jigsaw is terrible at cutting vertically through a simple 2x4's. I ...
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  • 20k
4 votes

Box joints for this table with just jigsaw and chisel?

Some general design/structural considerations for this type of project: While the design shown should be adequate for light loads, it may be helpful to others to understand the way the table works in ...
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  • 7,824
3 votes

Box joints for this table with just jigsaw and chisel?

Box joints for this table with just jigsaw and chisel? A jigsaw is not the right choice for this. Much preferable to cut this using a hand saw of some kind. but of course from a stability point of ...
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  • 59k
3 votes

Box joints for this table with just jigsaw and chisel?

The box joint is sort of the machine equivalent of the dovetail joint; by having all the cuts at 90 degrees you can more easily mechanize the joinery and thanks to the resulting increase in speed you ...
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  • 526
3 votes

Box joints for this table with just jigsaw and chisel?

These (and much more complex) joints have been done by hand tools alone for centuries, and there is still a strong following of hand tools only woodworking. The box joint you show here is pretty ...
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  • 3,156
2 votes

How do I clamp box joints?

Try this setup.Green is jig. Red is where clamps go.
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2 votes

Finger Joints on a 2x10

Skip the box joints and consider some type of joinery which offers mechanical resistance in at least one direction. For example, mortise and tenon or hand-cut dovetails resist movement along one axis....
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  • 18.6k
2 votes

Adding height to wooden fence post

Yes, I think a box-joint would provide sufficient strength, at least if you add the additional foot on top, and not on the bottom where there might be more leverage on the joint, but even there it ...
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  • 851
2 votes

Making a box joint jig

It's possible using a relatively complex screw advance box joint jig. It's difficult to explain, but there's a great video demonstrating it here. Basically, you move the workpiece incrementally to ...
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  • 193
1 vote

How to hide base dados behind box joint corners

How can I avoid this? Use a router to cut stopped dados instead. If you're limited to using a table saw, and that saw doesn't happen to have a router table built into it, it's pretty much unavoidable....
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  • 7,638
1 vote

Is standard box joinery sturdy enough for a hollow table leg?

Do I need to worry? Nope. If you want to spline those mitres for alignment you can. Properly applied, splines or biscuits are fine, but the value added is limited to help with alignment. Your 3/4 ...
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1 vote
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Is standard box joinery sturdy enough for a hollow table leg?

If you can do a splined mitre joint long enough and accurate enough for this then I think you're good to go. A lock-rabbet joint might be stronger under normal circumstances but here you'd be doing ...
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  • 59k
1 vote

Box joints for this table with just jigsaw and chisel?

Box joints are machine joints. Period. They are great for multiples of boxes, or if, as in this example, the design is asking for something more industrial. If I am only doing one, its just as fast ...
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1 vote
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Box joints for this table with just jigsaw and chisel?

Before I get to the whole box joint part I will tell you there is a difference with hardness is woods. Wood-database is a great website to get information on a given wood. I think acacia is harder ...
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  • 3,058
1 vote

Making a box joint jig

Box joint jigs generally count on being able to cut the slot in a single pass. If you want a 1/4 inch cut, that means you need a 1/4 inch thick cut, which is why a dado blade is used. Theoretically ...
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  • 9,101
1 vote

How to make a box with rounded corners

Any wood would serve, but selecting straight tight grain wood, like maple, would serve better. As mentioned before, the technique is create a joint and shape it afterwards to perfect outside curves. ...
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  • 2,176
1 vote

How do I clamp box joints?

I wanted to elaborate a little bit on what grfrazee touched on with his answer. Gluing cauls or "Matching Finger" cauls could be a great idea. Indeed, as you have read, some instructions/teachers will ...
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  • 20k

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