The Expandable Rubber Drum—also known as an expando drum or expanding drum—is a must-have accessory for lapidary artists, jewelers, woodworkers, metalworkers, and DIY enthusiasts. This durable, precision-crafted tool is designed for use with expanding drum belts and standard sanding sleeves on lapidary wheel machines, rotary tools, flexible shaft grinders, and drill presses.
Engineered from high-quality Rubber, the drum Expands during rotation, locking the sanding sleeve securely in place—without adhesives. This ensures a firm grip, even pressure distribution, and hassle-free sleeve changes, allowing for consistent results across a variety of tasks. Whether you're shaping gemstones, smoothing wooden contours, or polishing metals, this Expandable drum sander offers reliable performance and control.
Thanks to its balanced, vibration-reducing design, the drum runs smoothly even at high speeds, making it ideal for both heavy-duty grinding and delicate detailing. It's reusable, easy to clean, and available in multiple shaft sizes and diameters to match your specific project requirements.
The Expandable Rubber drum is a versatile, high-performance tool designed for secure sanding sleeve grip during rotation—no adhesives needed. Ideal for lapidary, woodworking, metalworking, and DIY projects, it offers smooth contour shaping and precision on curves, edges, and flat surfaces. Made from durable, reusable Rubber, it runs quietly even at high speeds and fits most rotary tools, lapidary machines, drill presses, and flexible shaft grinders. Available in various sizes, it's perfect for stone sanding, resin shaping, jewelry finishing, and polishing applications across materials like wood, glass, and plastic.