In the video, a person is using a grinder to sharpen a tool. The grinder is spinning at a high speed, and the person is holding the tool against the grinder's wheel. The tool appears to be made of metal and has a sharp edge. The person's hand is steady as they guide the tool along the wheel, creating sparks as the metal grinds against the wheel. The background is blurred, but it appears to be a workshop or garage setting. The lighting is bright, and the colors in the video are muted.