- With Weiser you can blend simplicity with elegance. Whether you're looking for traditional, transitional or contemporary style, our selection and finishes will make it easy to find the right accent for your home. Both knobs/levers can be locked or unlocked by a key on the outside, or turn piece on the inside. The crisp, clean appearance of the Satin Nickel finish adds to the overall look of the product and brings a modern feel.For use on exterior doors where keyed entry and security is needed.Featuring SmartKey® re-key technology; re-key the lock yourself in seconds in 3 easy steps.ANSI/BHMA grade 2 certified.Locking mechanism functions with turn piece on the interior of the lock.