CopperMine Extended Warranty At CopperMine, we strive to deliver the highest level of customer satisfaction to you, our customer. Our interest in your machine does not stop at its sale, rather, it continues throughout its warranty period and beyond. CopperMine is aware that you may be concerned with the life of your newly purchased machine, which is why we have come up with a solution. Our exclusive 5 Year Extended Warranty, will protect your machine from mechanical failures, and keep your machine running for years to come! If you are interested in adding additional protection to your machine, or you...