https://notes.io/w5B1Z Types of Door Latches Latches are made from various materials in various thicknesses, finishes, and finishes depending on the engineering requirements. For instance, engineers can select a galvanized latch to avoid corrosion and ensure the durability even in harsh environments. Other specifications include the level of security required for a particular application. Hook lock latches for instance, is more secure than hasps, and may require a padlock. Hook and Eye Latch The hook and eye latch is an easy-to-install method to secure gates windows, doors cabinets and sheds. It is also perfect for securing porches, screens and storm panels. There are no fancy tools required and the hook can be screwed in by hand in minutes. The sharp screw points bite into wood quickly and effectively to increase security and stability. To determine the proper hook size, first identify the type of hook. Crosby Group(c): Look for the type of hook and size embossed near the eye or clevis of the hook. The size in inches is on one side and the size in millimeters is on the other. The clevis grab hook features a clevis for direct attachment to chains, whereas the eye rigging hook has an eye that is large enough for use with synthetic rope or wire rope. Pewag(c) hook type, size (in millimeters) and grade of alloy are embossed in the lower part the bowl of the hook. CMCO Columbus McKinnon(c): Look for "HA 800" or HA 800-1000" and the size of the hook embossed on the lower part of the bowl close to the clevis. Laclede(c) market the Cartec chainhook. It is easy to identify because it features "Cartec" raised embossed at the bottom of the bowl and safety orange or red. Gunnebo(c) and CMCO Columbus McKinnon both have their names embossed on the lower portion of the hook bowl. Gunnebo also has a swivel sling hook, which is identified by an "ELD" halfway up the bowl. This hook has a wide eye that can distribute webs and round slings. allows the user attach a clevis onto an anch