https://www.openlearning.com/u..../durhamblalock-sm73h
https://k12.instructure.com/ep....ortfolios/856742/Hom
Types of Door Latches Latches are made of various materials in various thicknesses, finishes, and finishes to meet the specific requirements of engineering. Engineers can choose an electro-galvanized lock to avoid corrosion and to ensure its durability in harsh environments. Other specifications cover the security level needed for an application. For instance hook lock latc