... : stainless steel Backset: 40mm door lock body Security mortise lock body are widely uesd for wooden doors, mental doors and ... : 1. Forend and striking plate: stainless steel, in brass, steel. 2. Finish: stainless steel, nickel, chrome, brass plated. 3. Latch: brass ... ,000 times operation (test in house). 7. The parts of lock body can be changed as client's special requirement. 8 ...