... , Black/Gold, Satin Nickel Material: Zinc alloy door lock (zinc alloy door lock, lock handle) Door thickness: 38~70mmFunction: ET,BK,PS ... ,DL,Deadbolt.Fashion appearance, high quality and durable for use. ... and facility use. * Solid steel chassis and latch case, zinc plated for corrosion resistance.* Exposed trim is made of zinc die ...