Surface bolts for door, the size can be 6 inch, 8 inch, 10 inch and 12 inch.

Material: brass, zinc alloy, steel, SS steel, aluminumType: passage, privacy and dummyBackset: BS 2-3/8" or 2-3/4"Throw: 1/2 inch for spring latch and 1.0 inch for dead latchFinish: zinc plating or powder sprayingFunction: used as decoration, connectors, and fixtures Item: coat hook, kick plate, push plate, flush bolt, door stop, door bumper, door
knocker, security door guard, surface bolt, flush ring pull, adjustable ball and
roller catch, edge pull, bell button, and switch plate