The external communication interface of this product supports IO port and various bus interfaces (configurable according to site requirements). The use of carbide coated blade can achieve high speed dressing. It can dress the upper and lower electrode cap at the same time to achieve the electrode end faces concentric and coincide after repairing. The dresser has the functions of automatic disassembly, automatic delivery and installation of the electrode cap, and ensures the work neat and tidy with an automatic copper chip collector.