is door lock made of metal?
<answer> Yes , door lock is made of metal. <context> Rated 3 out of 5 by DouglasQ from Metal & Wood Door Lock Installation Kits Bought this kit to install new door handle and deadbolt to metal door. Attached the 2-1/8 hole saw to the bit/mandrel and it screwed right down. Didn't know it came apart so it would fit into the 1.