The new method for machining keyway in holes and the special tool is presented, with which the keyway not only in blind holes but also in shoulder holes can be machined.
介绍了一种加工孔内键槽的新方法和相应的专用工具。不但可用来加工通孔内的键槽，而且还能用来加工盲孔内的键槽或有障碍台肩的孔内键槽等。
The new method for machining keyway in holes and the special tool is presented, with which the keyway not only in blind holes but also in shoulder holes can be machined.
介绍了一种加工孔内键槽的新方法和相应的专用工具。不但可用来加工通孔内的键槽，而且还能用来加工盲孔内的键槽或有障碍台肩的孔内键槽等。
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