DM-6620 SC Product specification Materials : Trim : Zinc Alloy Diecast Forend/Strike : Steel Latch/Dead & Auxilary Bolt : Zinc Alloy / Harden Steel Lock case : Steel Backset : 60mm Door Thickness : 35-45mm Function : Entrance & Dummy Trim, Residential use Cylinder : Zinc Alloy Cylinder with Brass Plug/5-pin tumbler cylinder No.of keys : 3 nickel plated brass keys Type : Dummy Trim Series Name : DM-6620 Material : Zinc Alloy Finish Code : SC DM-6660 AC DM-6700 AC DM-6950 SS