Product Features: 1. Since the tool has been cut with a sharp cutting edge, the surface is very smooth. 2. Convenient and cost effective: The tool is small and can be carried around. The blade can be replaced with a simple button. There is no need for electricity and compressed air that can save energy and save costs. 3. Wide processing range and strong applicability. This product mainly processes aluminum, plastic and other materials. 4. Mainly used for trimming, removing burrs.