Keyhole door handle sets are designed for use on (mainly) external doors where you require a locking function. These sets come as a pair of handles with a keyhole in the backing plates, and include the spindle (the square rod that passes from one handle to the other) and screws ...Keyhole door handle sets are designed for use on (mainly) external doors where you require a locking function. These sets come as a pair of handles with a keyhole in the backing plates, and include the spindle (the square rod that passes from one handle to the other) and screws.
These suit an old-fashioned key style. These sets will generally be compatible with existing mortise locks if desired.