Works best in ?flat? applications, as opposed to being ?wrapped? around a 90 degree corner. Unless a hasp or lock is used. Full-length acrylic plastic hinges are the perfect low profile replacement for metal hinges that require drilling or additional prefabrication for installation. Manufactured in accordance with strict specifications and tolerances. Strong materials, manufacturing methods with quality control. Can replace mechanical fasteners (rivets, welding, screws) or liquid adhesives: Avoids drilling, grinding, reworking, screwing, welding and cleaning.