| 摘要 |
<p>Diameter adapter for mounting a rotary tool such as a saw blade on a shaft with smaller section than the center hole of the tool, where the adapter is annular with smaller thickness than the tool, and deviates in an axial direction undulatingly from a plane, and has radially extending lips (13, 14) from the upper and lower surfaces at the uppermost and lowermost parts of the undulations, as well as a rotary tool provided with such an adapter, where the lips press against both sides of the tool.</p> |
