| 摘要 |
An improved screwdriver includes a well at the top of the handle adapted to receive a torque producing socket wrench drive and couple the torque producing drive directly to the shank of the screwdriver. In one embodiment, the well is defined as a square cross-section opening, adapted to receive the drive stud of a conventional socket wrench drive. In another embodiment the screwdriver shank, adapted to receive a standard socket wrench, extends into the well.
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