Wood joinery is article about Magazine bookmarked by ross with ID 13047016004 was uploaded on 13-03-2019 and has been viewed 400,725 times.
Tongue & Groove The Tongue & Groove (T&G) joint is primarily a structural edge-to-edge joint.You can use it to strengthen glued-up boards or to keep backing boards for a cabinet flush, even when not glued together.
You can also use it to strengthen a b*tt joint such as on a cabinet frame.It's the same type of joint used to keep hardwood floorboards flush.What You NeedYou can make this joint many ways.You can use specialized hand planes or a table saw, but a router (attached to a router table) is the easiest way.
To use a router, you'll need a ¼" and a ½" (straight or spiral) bit.If you will be making a lot of tongue and groove joints, you might want to purchase a matched set of T&G bits (see sidebar).Matched set of T&G bits How To Make the JointMaking the joint on your router table is quite easy.
However, it does require a little bit of set-up to make the parts fit together precisely.Begin by making the groove.Install a ¼" bit into your router, so that it projects ¼" from the tabletop.Adjust your fence so that the bit will be exactly centered on the width...