Set of 4 diamond discs for angle grinders, covering most cutting needs you’ll ever have and a wide range of materials. Universal fit compatible with 22,23mm arbor angle grinders. This set includes: Concrete, Roof Tiles, Paving Stones | Universal: Premium diamond disc for general-purpose use, delivering fast and durable cutting in most construction materials such as reinforced and non-reinforced concrete, brick, roof tiles, curbstone, paving stones, granite, and more. Metal Cutting | 100X Life: Premium diamond disc from Nezdal® for cutting all types of metal, such as rebar, iron, steel, brass, bronze, copper, aluminum, various metal sheets, and pipes. Tiles, Marble, Granite | Fine Finish: Premium diamond disc from Nezdal® for fine cut quality and fast cutting in ceramic tiles, porcelain, granite, marble, roof tiles, paving stones, curbstone, fiber cement boards, and more. Multi-Material | Wood, Composites, Plastics, Metal: Premium diamond blade from Nezdal® for cutting a variety of materials such as wood, composite materials, drywall, plastic, PVC, sheet metals, aluminum, pipes and profiles of smaller dimensions, and more.