... elevator hardware sheet metal part 1. Material:carbon steel,stainless,aluminum alloy 2.Finish:powder coat,zinc plated elevator hardware sheet metal part1.Strictly ... machine,1600T hydraulic press machine, CNC machinery center, CNC laser-cut machine, CNC flame-cut machine, CNC bending machine, CNC boring machine, punching machine, ... machine, rolling machine and so on. elevator hardware sheet metal part