In the video, we see a person's hands holding a knife and using a machine to sharpen it. The machine is spinning at a high speed, and the person is carefully guiding the knife along the edge of the blade to sharpen it. The person's hands are covered in black soot, indicating that they have been working with the machine for some time. The background is cluttered with various tools and equipment, suggesting that this may be taking place in a workshop or garage. The person's movements are precise and deliberate, indicating that they are experienced in using the machine. The sound of the machine whirring can be heard in the background, adding to the overall atmosphere of the video.