Abstract: A door boring jig system for aligning a cross bore and edge hole in a door, including a pair of spaced clamping jaws; a bore hole in one clamping jaw locating the position of the cross bore; adjustment means for moving the clamping jaws toward and away from each other to adjust to the width of a door to be bored; a bushing mounting hole in the other clamping jaw aligned with the first bore hole; a split bushing having a flange at one end and a hinge at each end, each hinge including a pair of pins mounted in separate parts of the split bushing and a link pivotably mounted to both pins; each link being loosely fitted to at least one of the pins to enable the bushing parts to slide or translate as well as pivot or rotate relative to each other; guide means mounted between the clamping jaws remote from the first hole and bushing mounting hole and having an edge hole guide for defining the position of the edge hole; and edge bevel accommodator means including first and second mounting means carried by the guide m