Powered by low-voltage DC power supply, this machine is safe and reliable, avoiding high-voltage risks and suitable for extended operation, especially for fine grinding and polishing. Equipped with a copper wire motor, it offers powerful performance; combined with a silent bearing design, it achieves low noise, low vibration, and smooth operation. A built-in digital angle display provides a clear view of the grinding angle, and the robotic arm structure facilitates precise control, making it suitable for fine machining operations such as edge sharpening and faceting. The machine's compact and lightweight design allows for easy handheld operation. Suitable for grinding, polishing, and surface finishing of various materials such as knives, seals, gemstones, jade, and s.