SCREWDRIVER BIT 螺丝起子 ; 螺丝批头
square drive screwdriver bit 四方传动螺钉旋具头
hexagon shank screwdriver bit 六角插柄螺钉旋具头
The products have been selling worldwide and have earned a stellar reputation in the screwdriver and bit fields.
该产品并在一些螺丝刀领域已畅销世界各地，并赢得了一流的口碑。
The handle of the foldable screwdriver is provided with a control button which is used for controlling switching-on and shutting down of the tool bit.
其刀柄上装有控制揿钮来控制刀头的开启和关闭，使用非常方便。
The screwdriver bit base is provided with a magnet, and the handle is provided with a groove which can store various screwdriver bits.
刀头座装有磁石，手柄上有凹槽，可储存各种刀头。
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