How To Replace A Door Knob 

In this video, Chris is going to show you how to perform the ancient and mysterious art of swapping out a door knob. As a special treat, he'll also reveal the secrets of re-keying using the legendary Kwikset SmartKey system. Get ready for some knob-swapping action and locksmith-level secrets!
Tools You'll Need For The Job:
A New Door Knob Similar To What You Currently Have
A Phillips Screwdriver
A Drill (optional)
An Angle Grinder (possibly)