Size: Wheel Diameter: 32mm, Wheel Thickness: 11mm, Clamping Handle Diameter: 3mm, Suitable for electric rotary tools, such as Dreme, etc. High Quality: Made of high quality brown corundum abrasives, resin bond, the grinding is sharp, high tensile strength, grinding pressure. Fast Sanding: The wheel can remove paint and sand, grind, level and strip surfaces and make quick work of it. Easy to Use: Selects Mitsubishi emery cloth, used for complex type of polishing, finishing deep holes between metal and non-metal, wheel style discs are easy to use. Package Included: 20 x Grinding Wheels, especially for cutting, grinding, polishing those uneven and side surfaces.