Wet and Dry Versatility: This powerful belt sander operates seamlessly with universal soft water, allowing you to polish wood, stone, plastic, acrylic, and various other materials while minimizing dust production. Enjoy a flawless finish without overheating your tools, saving you both time and effort. 7-Speed Adjustable Performance: Experience precise control with variable voltage options ranging from 12V to 24V, and a 7-speed setting that can reach speeds of up to 3,350 RPM. Ideal for detailing, polishing, and tackling heavy-duty grinding tasks. 3 Adjustable Work Angle: Designed with a robust universal tube that enables easy adjustments for multi-angle operation. The water flow control switch allows you to fine-tune coolant levels, ensuring a smoke-frees and smooth working experience. One-Touch Forward/Reverse Function: Effortlessly change rotation directions with a single button push, making it perfect for working on intricate edges, curves, or stubborn materials without the hassle of manual adjustment. Wide Range of Applications: This grinder not only sharpens knives but also excels in polishing and shaping edges on a variety of materials such as metal and wood, making it a versatile tool for all your crafting needs.