Diamond tools are made from high quality industrial diamonds to withstand the high demands of specific materials Double row 180mm outer diameter with holes, hole diameter 22.23 or 20 or 16, head height 5 mm, suitable for angle grinders, grinders, concrete cutters from Bosch, Makita, Festool, Flex, Metabo, Würth, Einhell and other Machines, grinders and grinders Threaded spindles Apps: Concrete, tile adhesives, concrete products, natural stone, mortar, general masonry Professional tool with an excellent price or performance ratio, according to tests, made of high quality temperature resistant diamond with a long service life Professional quality, thickened cutter head, more more diamonds, complete specifications Diamond wheel grinding, stone concrete grinding, sharp and durable, never get not chipping High density diamond, high strength, high concentration, large particles Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.