Install cabinet handles and knobs with precision and easy. The Kreg Cabinet Hardware Jig sets the position for drilling straight and precisely measured mounting holes for any cabinetry hardware. Simply set the adjustable edge guide with two fine adjustment knobs to desired depth and place against edge of surface, using a kreg wood clamp to secure in place. Then set the adjustable steel drill guides to the width specified by your hardware. Drill the hole. Its that easy. Simple, repeatable accuracy.