The Kreg Cabinet Hardware Jig takes the guesswork out of installing cabinet knobs and pulls. The moveable edge guide and measuring scales make it easy to position knobs precisely while adjustable drill guides ensure straight holes for perfect knob and pull positioning every time. Perfect for new construction and for refreshing entire rooms. The Cabinet Hardware Jig features moveable, hardened-steel drill guides that lock in place to align with common hole-spacing measurements for cabinet knobs and pulls. This allows you to confidently drill straight, accurately positioned holes.