The same bit can be used to cut both pieces of the joint cut the groove first.
Tongue and groove cutter for table saw.
To begin cut all of the boards you want to use for your tongue and groove assembly to a length of at least one inch longer than the desired finished length using a circular saw or compound.
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You can do it all at the router table easily with three different cutter approaches.
Tongue and groove joints are commonly made on a table saw the best method in cutting tongue and groove joints for floor panels is through the shaper.
Generally speaking it s easier to cut the groove of a t g joint first then mill.
Straight bit and rabbeting bit step 1.
The tongue and groove is one of the most basic and useful joints.
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.
Using the table saw is easiest when all the material stock is the same thickness.
The easiest method and the one i most commonly use is to use the table saw for both the tongue and the groove.
I use the two outside cutters to produce a 1 4 cut width when working 3 4 stock.
The tongue and groove joint can be easily created using a router with a matched set of router bits or on a table saw using a stacked dado blade set.
Every woodworker should be familiar with cutting them on the table saw.
On the table saw to produce a tongue and groove on the table saw use a dado cutter rather than your everyday blade unless your stock is 3 8 or less in thickness.
For example dewalt sells a special dado set blades for table saws.
In general cutting a dado joint using a table saw involves lowering the blade to the required depth and making judicious use of the table saw s fence to guide the wood.
Cutting the narrow centered groove and the corresponding tongue to fit into it doesn t take a dado blade and table saw.
Thicker stock calls for a wider groove.
Mainly used for tongue and groove joints.
So i opted to use a router table.