For privacy, passage , dormitory, exit , closet, storeroom , entry and class room use, etc.Outside knob/lever is always active and can retract latch, inside lever is always active and can retract both latch and dead bolt in the same time
Brass latch is reversible left or right on job side
Optional for square and round faceplate, faceplate width 18, 20 and 24mm Unlocked : Dead bolt retracted by key from outside, or handle inside or key/thumb-turn inside Locked : Deal bolt projected (locked) by key outside or key/thumb-turn inside