| 摘要 |
The invention includes a holder body having a first tubular portion flaring into a second tubular portion. A wall separates the first tubular portion from the second tubular portion. A hard wire brush is affixed to the inner surface of the first tubular portion, and a hard wire brush is affixed to the inner surface of the second tubular portion. A drive shank is provided having an end for use in a chuck or collet of a drill, and a free end sized to be received either by a socket located in the first tubular bore or a socket provided in the second tubular bore. Further, a brush shank is provided having a hard wire brush attached at one end. The free end of the brush shank sized to be removably received by either the first or second tubular sockets.
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