镗模是孔加工用的精密夹具，主要用于箱体、支架等类工件的精密孔系加工。
Boring mold is an accurate fixture for machining holes, which is mainly used to machine accurate holes on parts such as cases and supports.
镗模是孔加工用的精密夹具，主要用于箱体、支架等类工件的精密孔系加工。
Boring mold is an accurate fixture for machining holes, which is mainly used to machine accurate holes on parts such as cases and supports.
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