File with soft grip for easy grip and convenient color [Use] Grinding and polishing iron, copper, brass, aluminum, etc. Features: Ideal for grinding ordinary metals around iron. [Precautions] Please check that the file does not have cracks, cracks, cracks, cracks, or cracks. If used in the opposite direction, it will hurt your eyes and shorten its life. Please do not use a file instead of a hammer to hit the finished product. Please do not use a file instead of leverage because it may break. We recommend wearing gloves and work glasses when working.