【Entrance(Different Key)】 It is locked/unlocked by a key from outside, and by thumb turn button inside. For more than one piece lock, they come with different keys, NOT keyed-alike.This Commercial lock set is for exterior door when entrance security is needed
【Intended for Commercial】This door lock id only for COMMERCIAL USE, NOT FOR RESIDENTIAL-- NEWBANG HARDWARE Commercial door levers are usually used on door of large traffic facilities such as Schools, Hospitals, Libraries, Hotels, Airports, Government Buildings, Retail,Multi-Family Buildings, Condos; and also, you can use it for replacement and upgrading
【Certification&Qualify】 UL LISTED , which ensures the reliability and durability of the product. And fire Rated up to 3 hours.
【NON-Handed】Fits both left and right hand doors, the handle is reversible.
【70mm Backset】Fit door thickness from 1-3/8 inch to 1-3/4 inch. If you need 60mm backset, please email us, and we can make it come to you within 3 days.