Cast Iron Handles A great selection of Industrial Cast Iron Door & Drawer Handles to give a vintage feel of any upcycling project. This is a collection of ,modern, classic & retro styles to suit a stylish finish to your project - be it reworking of Kitchen Cabinet Doors to your Grandma's dresser. Leaving them non-galvanized allows you to respray to any colour  that fits for your upcycling project or choose your own finish. To maintain non galvanized iron, use wool to remove any rust or dirt and then apply wax.