Electrode Sharpener for Permanent Jewelry WeldersThe fastest and safest way to sharpen electrodes for your Permanent Jewelry Welder. This innovative design utilizes an aluminum cap with a see through dust cover to protect yourself from any flying debris while sharpening an electrode. A sharp electrode is crucial to achieving a perfect weld, and with this cordless sharpener it is easier than ever to keep welding perfectly all day. No more using a nail file to sand down an electrode, go with the time