Wolverine 1″ Crimped Wire End Brush features solid end construction and flexible brushing action. Engineered to provide cost-effective use for less demanding applications. 1/4″ stem diameter for use on die grinder, drill and drill presses. Solid end construction and flexible brushing action. Engineered to provide cost-effective use for less demanding applications. For use with die grinder, drill and drill press power tools. . .