Weiler crimped wire end brush features a solid end construction and very flexible brushing action. Ideal for more demanding light-duty cleaning applications in corners and hard-to-reach areas. 1/4 in Dia stem for use on die grinder, drill, drill press and right angle air die grinder. A solid end construction. Ideal for more demanding light-duty cleaning applications in corners and hard-to-reach areas. Very flexible brushing action.