KREG CONCEALED HINGE JIG
Make cabinet door installation easyBuilt-in indexing table for hinge positioningBuilt-in measuring scales for repeat resultsSimple to use with any drillAdjustable cams ensure proper hinge offsetIncludes durable carbide-tipped drill bitHinge offset: 3, 4, 5 or 6mm, hinge offset -from door end 2"(50mm) to unlimited