MBC provides a complete range of quality End Brushes for hard-to-get-at jobs. They are used in every phase of industry. The self-contained 1/4 in dia shank makes them readily adaptable to portable air and electric tools or drill presses. End Brushes are suitable for operation over a wide range of speeds to accommodate various job needs. At moderate RPM the wires maintain the general end position for tip action, while higher speeds cause flaring action which can be beneficial in conforming to irr