Quickly drill for European concealed hinge plates. Lightweight, durable construction. Will locate all makes of concealed hinges regardless of cup size. "V" locator templates set to door hinge arm, then transfer layout to cabinet. Minimal setup time allows for changing of hinge locations quickly. Works for both overlay and inset applications. Will effectively set doors up to 50" tall. Will clear existing countertops making it ideal for refacing operations. Comes with 2 - Polycarbonate locating templates and aluminum rail.Note: Designed to be used with self-centering drilling tool, bits sold separately