Designed to square the corners when power rotary routing hinge or other hardware recesses. Align the device in the corner of the routed recess and tap the spring loaded chisel.
Professional strength one pack polyurethane adhesive suited to many applicatrions where more toxic adhesives such as epoxy and urea formaldehyde have been used. Bonds a wide range of materials & is waterproof. Working time to 20 minutes.