| 摘要 |
<p>The tool (40) has a machining portion (54) with a maximum cross-section (S54) larger than a cross-section (S52) of another machining portion (52), and a connecting portion (56) connecting the former machining portion to a mounting pin (42). A portion (58) of the connecting portion contiguous to the former machining portion includes a cross-section (S58) less than the maximum cross-section of the former machining portion, where the portion of the connecting portion includes a release groove (60) over its entire height (H58). Independent claims are also included for the following: (1) a portable machining device (2) a method for machining a hole in one or more parts.</p> |
