The SCHLAGE ND10S SPA 626 Grade 1 Lever Passage LatchSet is a durable and versatile door lever lockset suitable for various applications such as residential, commercial, and industrial doors. Made of steel with a satin chrome finish, this latchset is universal in mounting and can be used on both interior and exterior doors. Its reversible door handing feature allows for flexibility in installation. Ideal for use on bathroom doors, cellar doors, wall access doors, and more, this high-quality product from Schlage is designed to provide security and functionality for a wide range of door types.