Make cabinet door installation easy! Get drill press accuracy with any hand drill. Accurate hinge positioning with built-in indexing tabs. Repeatable results with built-in measuring scales. Reliable drilling with bit guide and stop Collar. Simple to use with any drill—no special tools needed. The Concealed hinge jig takes the guesswork out of installing cabinet doors using concealed hinges. This economical, easy-to-use jig ensures accurate hinge alignment, so you can install doors that fit great and work well. Plus, the concealed hinge jig works with an ordinary drill and the included carbide Tipped bit.