The quick, easy way to install cylindrical door locks.  Jig locates quickly for either 2-3/8" or 2-3/4" backsets.  All holes drilled in a single set-up.  Adjustable for door thicknesses between 1-5/16" and 2-1/8".  Includes strike locator for accurate placement of jamb mortise.  Instruction sheet included on kitbox lid for easy reference.  Lock boring jig, 1" boring bit, 2-1/8" boring bit, full-up strike mortiser, latch mortiser, maximum security mortiser, striker locator, quick-change drill adapter, and storage case.