| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a boosting adapter where even a woman of weak power and elderly person can easily remove a bolt or a nut with small force.SOLUTION: An adapter is attached to an opposite side of a wrench subjected to a bolt, and one more wrench is attached to the wrench subjected to the bolt via the adapter. Thereby, length of the entire wrench becomes long, so a tool can rotate the bolt or a nut with small force.</p> |
