| 摘要 |
<p>According to the present invention, a screwdriver can be converted in normal and counter rotation and exchange many driver tips to be used. Provided is a portable folding type compact screwdriver which comprises: a screwdriver body having a direction conversion wheel which has an axis tube converting a rotational direction to normal and counter directions and a direction conversion wheel knob converting and controlling a rotational direction; two folding type handles coupled to the screwdriver body with a hinge axis bolt to be rotated up to half-turn on an axis which is the hinge axis bolt; and two tip cases respectively separated and stored on both sides of the handles and having each set of four tips which has different standard and screw application.</p> |
