Once the holes have been made you can then screw the lock into the door.
How to fit patio door lock.
Then screw in the base and bolt sides drawing the bolt back into lock position.
In this video we show you how to install a key lock set on an existing patio door handle.
Made in the usa of aircraft quality aluminum.
Then on the door where the slide bolt will go drill a hole where the bolt will be placed.
Using your magnet clean up all the metal shavings around the holes.
Using the correct drill bit drill the holes that you have marked.
When you have added the main body of the lock and the lock bolts to the door then you can add the cover plate.
Key lock and housing product code.
Step 4 finishing up.
These should line up with the lock.
If either fix does not make the patio door lock correctly or at all remove the door lock with a screwdriver and fit a replacement lock into the recess.
Take out the existing lock and bring it to a home improvement or hardware store and purchase a new lock that will fit your patio door.
When the lock is screwed into place take the bolts and fit them into the door frame facing the lock.
How to install a lockking security bar lock for a patio door or sliding glass door.