Bench grinding function The precision drill chuck has a clamping range of 0.6 6 mm and is designed to avoid burning knives or generating heat. It uses a universal soft water pipe, so no soaking in water is needed, making operation safer and more reliable. Digital display and control Features a digital display for precise speed control and an intelligent screen that shows real time voltage. Stepless speed adjustment allows smooth, responsive control, so you can set the speed to suit your task and work with confidence. Grinding wheel guidance Grinding wheels can be mounted on compatible equipment. For first use, trim the wheel surface to prevent slight vibration; vibration typically decreases after a few uses. Versatility and compatibility Suitable for polishing a variety of materials including metal, wood, stone, and plastic. It enables efficient, timesaving, and laborsaving work. It can be configured with drill chucks, grinding wheels, cloth wheels, and flexible shafts. Use scenarios Deburr and finish metal parts: remove sharp edges and refine surfaces on small metal components. Wood and plastic finishing: polish and smooth edges and small surfaces for crafts or repairs. Detail work on stone or screws and hardware: perform precise shaping and light grinding on hard materials.