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.
Tongue and groove router table.
Cabinet door joints self aligning shelf edging web or face frames and even carcass assembly.
Any rubbish under the wood can cause errors in your cuts.
To begin making tongue and groove boards you first must decide to use either a table saw or a router.
So i opted to use a router table.
If you don t have any tongue groove router bit then go on amazon and buy it now.
The easiest method and the one i most commonly use is to use the table saw for both the tongue and the groove.
When routing tongue and groove joints consistency is key for a good fit and part alignment.
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.
For predictable results use the right tools accessories and setup.
The debris under the wood can cause the cut to be misaligned.
The larger bit cuts the tongue.
You cannot use this bit without a router table because of bit s width.
Using a router gives you more options in terms of the approach and the cutters.
It is mounted upside down in the router table.
Tongue and groove joints can easily be made with a router when using the right bits on a proper router table.
But you can do both cuts with the one bit.
There s no need for a dado blade if you have a router table and a few common bits.
Washers can be used to adjust the size of both bits if needed.
So let s start the procedure stepwise.
Tongue and groove t g joints form sturdy interlocking connections with lots of glue surface area for all sorts of woodworking applications.
This is accomplished by mounting the router s fixed base to a router table insert.
The tongue and groove bits are a matched set.
Take a one piece of tongue and groove bit and place in the router table.
First it s important to use a powerful router with variable speed control to ensure smooth safe cuts when using these big heavy bits.
When cutting joints make sure the router table is clear of sawdust.
The smaller bit on the right cuts the groove.
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.
Make sure your routing table is clear of sawdust and other debris.