This DeWalt diamond cutting disc is designed for general building materials and concrete. It features a segmented rim for fast cutting and sintered diamonds for dry cutting of general masonry materials. All wheels up to 230 mm diameter have a 22.2 mm bore. This robust and inexpensive all-round cutting disc is suitable for cuts in common construction site materials such as brick, concrete (also reinforced), screed, and soft to medium-hard natural and artificial stone materials. It is for use in angle grinders (battery and cable). Please note that depending on DeWalt's supply, you might receive the disc either packaged or unpackaged. Certain postcodes are subject to a surcharge from couriers for delivery.