Size - 320-Grit grinding flap disc wheel. The 4-inch diameter is suitable for angle grinding machine. Silicon Carbide Abrasives - It's very sharp and tough and can grind on a variety of surfaces, including concrete, fiberglass, non-ferrous metals, marble, porcelain, etc.. Features - The spiral design of the grinding discs dissipates heat and prevents loads from being generated during grinding. They are suitable for smoothing, dressing surface defects and removing coatings and adhesives.. Applications - Designed for stock removal, grinding, blending, beveling, deburring, removal of rust and paint, finishing, and other similar applications on metals, non-ferrous materials, fiberglass, plastics, woods, and many other surfaces.
