s Woodworking Self Closing Cabinet Door Hinges: At last! A non-mortise, self-closing concealed heavy duty hinge for face-frame cabinets! Our cabinet hinges will most likely be in the open position when you receive them. To avoid pinching and potentially serious injury, do not close concealed cabinet hinges manually before it is attached to both the cabinet and the door. Be sure your European hinge positions will provide adequate clearance for any shelves or pullouts. --- No Mortise Cabinet Hinges Features: These concealed hinges require 13/16" space on the back of the cabinet face frame for mounting Side-to-side adjustability of the cabinet door hinges ensures perfect alignment - The 90 degree hinge is heavy-duty and self-closing and features durable steel construction - Nickel-plated cabinet hinges - 90 - 120 opening. --- About Us: The history of Woodworking and Hardware goes back to 1954, when Norton started the Minnesota Woodworkers Supply Company in north Minneapolis. It was a small mail-order business with a big aspiration to become woodworkers' go-to resource for everything they need to complete their projects.