Hundred leaves and said hundred page round, and plane Emery cloth round,, to upscale Emery cloth for base material by special process processing made of round-like coated attached abrasives, loaded Yu electric or pneumatic tool and the automation polishing line Shang, for various metal, and stainless steel, and wood, and plastic, and rubber of plane, within, and outside round surface, not rules type surface and the big area super long artifacts of playing rust, and except hair la, and repair mill and the precision surface of light whole processing, is processing manufacturing, maintenance maintenance industry polished polishing artifacts of best flexible tool, has grinding efficiency high, grinding quality stable, Do not damage the workpiece, simple operation and low cost properties.