1Easy Maintenance: The U shaped balance wheel, a professional tool for watch maintenance, cleans the base, making your maintenance work easier and more convenient. 2Professional Design: Watch balance wheel is specially designed for watch repair shops and DIY home repairs, professional and practical. 3Main Use: Watch U shaped balance wheel is used to clean the seat balance frame when the watch balance shaft is adjusted and repaired. 4Premium Material: The watch balance wheel bracket is made of high grade pure copper, which is durable and feels great in the hand. 5High Performance: The watch balance wheel cleaning base is not prone to rust or oxidation, corrosion resistant and durable.