tool bit

基本解释

The axial regulator is adjusted to adjust the diameter of the tool bit.
调整轴向调整装置，就可以调整刀头的直径。
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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。
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An early advertisement shows the price for the basic lathe as $39.75, with $41.50 being the price for a lathe with a drive dog , tool bit and test rod.
早期的广告显示的价格为基本车床作为39.75美元，与四十一点五○美元正价格为车床与一个驱动器狗，工具位和测试棒。

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