A mortice (also spelt mortise) is a cavity or slot, usually rectangular, cut into a piece of wood or stone in order to receive a matching insert of the same dimensions. Mortice door locks and latches are designed as a door closing mechanism to be used with a handle or knob.
Door Lock Types - A Simple Guide for your Home (with Pictures)
Sliding Door Euro Mortice Lock - Claw Type
Narrow Sliding Door Euro Mortice Lock
Mortice Locks, Latches and Striker Plates for Sliding Doors - Richelieu Hardware
82-244 Patio Door Mortise Lock and Keeper
Cylinder Mortice Lock Body Baby Latch Brass-Green Interio
Narrow Sliding Door Euro Mortice Lock - Satin Brass
How does a mortise lock work? - D&D HARDWARE
127mm Horizontal Mortice Locks