All-purpose diamond blades. Premium quality for longer life and superior performance. These blades have 2 unique qualities. First is the capability of cutting through many different materials. They can be used to cut cured concrete, green concrete, asphalt, brick, and block aggregates. Secondly, these blades can be used in wet or dry applications. They are suitable for use with hand-held cut-off saws or walk behind saws. Equipped with a wear guard for asphalt and a drive pin hole for walk behind saws. Imprinted with the Do it Best Rental Center logo because they are designed for rental use. Arbor size is 1" adaptable to 20mm and the segment width is .125". 14" diameter.