Show all standard door kits Lock: Cylindrical lock mounted at the door edge and operated by handle or handle through the shaft. The “free distance” is the distance between the door edge and the centre of the hole drilled into the door. This elegant and modern interior door set is equipped with square sockets and the corresponding disc handles. It can usually be found on cabinet doors or on the passive door of a double door kit. If the door moves to the left it is the left door. The door can also be opened from the outside by inserting a small screwdriver into the emergency opening. If the door moves to the right, this is the door on the right side. Choose UPS 2nd Day Air at rates starting at $13.99. You will find even faster delivery options and estimated shipping costs in your shopping cart. Go back to the door hinges.