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Improve the installation of wedge, driven, and epoxied anchors by cleaning holes in concrete or masonry with the Flash Vortex Brush. The brush cleans 5/8- to 1 ½-in. holes in a one-step process that takes less than a quarter the time of conventional hand cleaning. Available in eight sizes; larger custom sizes can be ordered. The company offers an optional air and water nozzle with coupler/adapter fittings. Flash Services, LLC. 253-671-9925.