本实用新型具有以下效果：当凸模损坏时，可单独更换凸模，原刀架仍可使用，减少了不必要浪费。
The utility model has the advantages of that the male die can be replaced if the male die is damaged, the original cutter rest can still work and unnecessary waste is reduced.
本发明具有以下效果：不使用其它设备，即可在隘小空间和箱体零件内部进行钻孔和攻丝，方便且节约成本。
The drill tool has the advantages of capable of being used for drilling and tapping in a narrow space and the inside of a box part without using other devices, convenience and cost saving.
以下是众议院和参议院法案中试图解决这些问题的一些重要建议，以及很难知道它们的效果会如何的原因。
Here are some of the important proposals in the House and Senate bills to try to address those problems, and why it is hard to know how well they will work.
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