If you are looking to fix a stripped screw hole take some small pieces of wood some white PVA glue and dump a bunch of glue in the hole then jam in the pieces of wood. Glue in toothpicks or drill a 14 hole and glue in a dowel or use a fatter screw if the application permits.
They also make screw grippers for stripped out holes but they cost more than any of these solutions and are generally weaker.
How to fix a stripped bolt hole in wood. If you are looking to fix a stripped screw hole take some small pieces of wood some white PVA glue and dump a bunch of glue in the hole then jam in the pieces of wood. Matchsticks and toothpicks work pretty good. For an ideal fix you find a wooden dowel that is 316 in diameter then drill out the stripped screw hole with a 316 drill bit.
Now dip the tips of strips into the wood glue and tap lightly into the hole with the help of hammer until the hole is filled. Let the glue dry for a few hours. After filling the wood glue in stripped bolt holes apply wood primer with the help of paintbrush or with a roller.
Let the primer dry for a maximum of 5-6 hours. If the threads are in metal then you can replace the threads. What youre looking for is called a T-nut and should be available at any hardware store.
Take a bolt with you to get the right size. If the threads are in the wood a simple option is to just take the. Apply the wood filler to the craft sticks to fill the hole.
Once your wood filler is mixed use it quickly. Apply the filler to the craft sticks using another craft stick or a putty knife. After removing the bolt clean the excess filler from the bolt.
You should wait until the filler has fully dried before you try to put the screw back into your stripped hole. If knowing how to fix a stripped screw hole isnt enough you might want to drill a new one. Check out this tutorial on how to drill into concrete by GardenFork.
Glue in toothpicks or drill a 14 hole and glue in a dowel or use a fatter screw if the application permits. They also make screw grippers for stripped out holes but they cost more than any of these solutions and are generally weaker. If youre glueing stuff in wait a few hours before loading it.
Dip the tips of the strips into wood glue and tap them lightly into the hole with a hammer until the hole is filled. Let the glue dry for a few hours. Let the glue dry for a few hours.
Trim off the strips with a sharp knife or chisel if theyre sticking out. The complete repair for stripped threads is to use a coil-type thread insert. These inserts will give the bolt hole completely new threads which accept the size of the original bolt.
In order to use inserts you must drill the damaged holes slightly larger so that it can take the thread insert. Im surprised that Ron didnt show the use of a piece of dowel rod. Similar to the use of the body filler drill the hole larger than the screw - preferably to the next dowel size.
Glue the dowel in let it set for an hour or so trim it flush with the surface and then drive the screw into solid wood. Squirt some wood glue into your repair hole. I let it drip along the sides and filled about half way up the hole with glue.
After pouring in the glue stick in toothpicks one at a time. Add a few drops of glue to the hole and then fill it with wooden toothpicks or if you prefer you can use a hardwood dowel if the hole is particularly large. Then snap them off so.
Finally drive your screw into the repaired hole. Another way you can make a screw hole that is too large usable again is with wooden dowels. Unlike the previous one this is the method that is nowadays used in professional settings the most.
The process is similar to the previous one.