If you don t have any tongue groove router bit then go on amazon and buy it now.
Tongue and groove router table.
Make sure your routing table is clear of sawdust and other debris.
Tongue and groove joints can easily be made with a router when using the right bits on a proper router table.
The easiest method and the one i most commonly use is to use the table saw for both the tongue and the groove.
First it s important to use a powerful router with variable speed control to ensure smooth safe cuts when using these big heavy bits.
Cabinet door joints self aligning shelf edging web or face frames and even carcass assembly.
Basically all you need is a router motor router table a tongue groove router bit set a shop vac a couple marking tools and safety equipment.
You can do the work on the router table or you can move a portable router across planted boards.
The larger bit cuts the tongue.
So let s start the procedure stepwise.
Using a router gives you more options in terms of the approach and the cutters.
When routing tongue and groove joints consistency is key for a good fit and part alignment.
So i opted to use a router table.
Any rubbish under the wood can cause errors in your cuts.
When cutting joints make sure the router table is clear of sawdust.
The smaller bit on the right cuts the groove.
There s no need for a dado blade if you have a router table and a few common bits.
You cannot use this bit without a router table because of bit s width.
To begin making tongue and groove boards you first must decide to use either a table saw or a router.
If you re going to use the former approach you can cut tongue and groove joints with a straight bit a slot cutter or a dedicated tongue and groove cutter assembly or.
Take a one piece of tongue and groove bit and place in the router table.
Using the table saw is easiest when all the material stock is the same thickness.
In our case the legs are much thicker than the rails so we can t flip the boards end for end to center the groove.
The tongue and groove bits are a matched set.
Washers can be used to adjust the size of both bits if needed.
This is accomplished by mounting the router s fixed base to a router table insert.
The debris under the wood can cause the cut to be misaligned.
But you can do both cuts with the one bit.
For predictable results use the right tools accessories and setup.