| 摘要 |
<p>An adjustable hex wrench structure having a main body configured with a socket cavity having a modified hex cross-sectional shape, and a user operable clamping screw, traversing a wall of the main body and preferably captivated against loss, with a pressure disc surface for securing a hex fastener workpiece in place in the modified hex cavity without defacing the workpiece. The main body is cylindrical and configured with a square driver opening to engage the square end of a socket wrench driver shaft. In a dual socket wrench version, two different-sized modified hex cavities, one in each end portion of the main body, having an overall size range greater than 2:1, a single shared square driver opening, configured in a central bulkhead in the main body: to deploy either cavity, the square end of the driver shaft insertable through the opposite cavity to engage the square driver opening.</p> |
