- High purity high pressure zinc alloy case
- Steel, zinc plated bolt
- Concealed fixing by conventional cross recess head screws
The Lockwood 680 Patio Bolt is a strong, heavy duty, surface mounted product designed to improve security in a range of residential sliding and hinge door applications. It is easy to install and has been designed to suit a wide range of aluminium and timber sliding patio and hinge door applications. Can be keyed alike, master keyed, grand master keyed, maison keyed or construction keyed in Lockwood C4 5 and 6 pin, Generation Six and Twin keying systems.