| 摘要 |
<p>The tool is suitable for eliminating burrs from the inner and outer surfaces of circular cut rims of plastic tubes. It is a manually operated tool which may trim cut rims of tubes of various diameter. The tool, cylindrical in shape, includes cylindrical sectors 3, which form coaxial cylindrical intespaces 4 where tubes, of corresponding diameter, may be inserted and trimmed and bevelled by two pairs of cutting edges (6e) of a blade 6. The tool may be used from both ends. <IMAGE></p> |
