I am not sure if this is cast iron or steel. A magnet does stick. It is an ice shaver. Arctic Ice Shave No. 33. Grey Ironcasting Co., Mount Joy, PA. U.S.A. The bottom is also marked Made in U.S.A. It does have the original screw. T is a small amount of rust. I have not tried to clean it at all.We ship USPS. Insurance is optional, but recommended, we cannot be responsible for packages once they leave our hands. We accept personal checks, but will not ship until the check clears our bank, usually 7-10 days. Payment is expected withing 7 days of auction ending. If no payment is received we will file a non paying bidder alert with Ebay and proper feedback will be left. So please....serious bidders only! We are not perfect. We try to be as honest as we can when listing an item. If t is any problem, please contact us to work things out, good communication makes for an much more enjoyable experience. If you have any questions, please send an email, we will be happy to get back to you as soon as possible. We love to combine shipping! So please check out our other auctions!