| 摘要 |
A screwdriver with easily replaceable bits is disclosed. It mainly comprises a body, a sliding element, a controlling element, a handle, and a rotatable bit case. The body includes a storage portion and a straight tube portion. The sliding element is disposed in the straight tube portion and a hook extends from the sliding element. A pair of protrusions is laterally extending from a bottom end of the sliding element. The controlling element is disposed on the straight tube portion. The rotatable bit case has several longitudinal slots for inserting bits. Each bit has a circular recess. So, by simply rotating the bit case, the user can select a desired bit. Also, it can automatically push-up or pullback. Therefore, this invention increases the ease of use and utility of the tool significantly.
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