Interior Door Lever Keyless Door Handles Door Lock -Privacy -Bath Keyless- Matte Black-

CLASSIC LEVER WITH COMFORTABLE TOUCH BY NCL HARDWARE MANUFACTURER Zinc alloy classic lever with smooth touch. Matte black finish of exterior parts, turn button, new round rosette,handles, cylinder core, latch, screws, striker. Entry function means entrance  or office door lock use, outside locked or unlocked by key, inside locked or unlocked by turn button. For durable quality of solid brass cylinder core with 5 brass pins, KW1 keyway meet US standard, three pieces brass keys each lockset. Zinc latch bolt, adjustable 2-3/8'' or 2-3/4'' optional for backset. US common backset  2-3/8''. PACKING:  Kraft paper box includes lockset, keys, latch, faceplate, striker plate, screws, installation instruction paper.  Square corner 1‘’x 2-1/4‘’?25x57mm) faceplate.  Strike plate 1-3/4'' x 2-1/4'' (44x57mm) square plate. INSTALLATION PROCESS:  a.Check the door with template, fold template over edge of door, mark centers of 7/8'' (23mm) dia. latch hole and 2 1/8'' (54mm) dia. lockset hole.  b.Bore 2-1/8'' dia. hole through door. ( Notice the door thick 1-3/8'' to 1-3/4'' before bore holes) .  c.Install latch, insert the lock into hole, mark the outline of the faceplate and tighten it with screws.  d.Install the lockset , use screws to fix the inside lever to be firmly.  e. Install the strike plate, close the door to mark the horizontal centerline of latch plate.  FRIENDLY REMINDERS :  It's easy Installation by screw-driver if your door holes are bored already or lockset replacement.  If you install a new door without holes, please check carefully of the installation process guide or e-mail us for help.