IRWIN Door Lock Installation Kit.  3 Steps: Drill, Route, Install.  Instructions included.  Includes 2 sided jig that fits all standard doors and backsets. Bonus included: Router Bit/Latch Plate Jig & Hinge Plate Template.  Set includes: Double sided jig, bolt plate template, custom router bit, hinge plate template, 2 carbon hole saws, 3/8" mandrel.  Brand new, never opened or used.