EASY TO INSTALL：Only need a screwdriver to easily complete the installation ENTRY LOCKING FUNCTION:use on exterior or interior doors where keyed entry and security is needed. The latch bolt can be locked by thumb turn button on the inside knob. When locked, on the outside, you can use the key to open the lever lock SAFE AND DURABLE：Meets ANS3I security standard,satin nickel coating, classic and modern design, steel mounting plate provide strength，solid column security bolt for anti-sawing protection and higher security Adjustable Latch:Adjustable Latch with Backset 60mm(2-3/8") or 70mm (2-3/4 '');Fit all doors 35 to 45 mm ( 1-3/8 '' to 1-3/4 '')thick,Notice: The latch plate is square, and can't removable PACKAGE and SERVICE: Easily and Fast Install lever door handle.Package Includes: Selected Knobs, Mounting Screws, Installation Instructions;please check these parts before install,If there is any quality problem with your purchasing, please contact us. We will refund the item value or send a replacement ★Home Building Store Provide Entrance(Same Key)/Entrance(Not Same Key)/Privacy/Passage/Dummy/Single Deadbolt/Double Deadbolt Door hardware with various of colors,please contact us if you need.★FUNCTION:--Privacy function, without keys. When locked from inside, the lock could be opened from outside with coin.★FEATURE:--Material: Stainless Steel;--Color:Satin Nickel;--Adjustable Latch with Backset: 60mm(2-3/8") or 70mm (2-3/4 '');--Fit all doors 35 to 45 mm ( 1-3/8 '' to 1-3/4 '')thick.--Solid column Security bolt to provide anti-sawing protection.--Reversible for either left or right hand doors with patent struce for easy installing.★PACKAGE INCLUDE:--Selected locksets(check pics);--Installation Screws;--Installation Instructions.★QUALITY GUARANTEE:--The door knobs are made of heavy duty steel rack and cam mechanism, it can provide long lifetime.--Conformed with ANSI Grade 3 Exceeds 200,000 cyles and 5 pins brass tumbler cylinder.★NOTICE:--The square plate on the latch is unremovable.