Lock w/ key for patio door

A home owner from Fla says:
I need to install a lock with key for my 2 patio doors. I am enclosing pics.
User submitted photo of sliding door handle.
Profile picture of Dave Sr.
Dave Sr. from SWISCO responded:
Your handle looks similar to the 82-035 Patio Door Handle Set. Now, if your mortise lock is working properly, then all you will need to do is get the key lock assembly, 82-309 Key Lock Set. You will have to drill out three holes in the outside part of your handle to install.
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