What Is a Bore Hole on a Door

Bore holes are the holes in the door that house your door hardware and allow it to be installed. … The latch bore, also known as the edge bore, is the hole drilled from the side of the door into the cross bore to allow the latch of the lock to be installed and to accommodate the sliding of the deadbolt.

What does no bore on a door mean?

We refer to the round holes where the door lock is installed as “bore holes” (brush up on your door hardware terminology here.) Most doors have one, two or three bore hole. If the door has no bore holes, you can simply install a non-turning or “dummy” knob or lever that serves as a decorative door pull.

How do you fill a mortise lock hole?

Apply glue to the interior of the hole. Tap the dowel plug into the hole as far as possible, aligning the grain pattern of the dowel rod vertically. Allow the glue to dry overnight. Force wood filler into any seams around the perimeter of the patch.