The utility model relates to a hole enlarging drill bushing, which belongs to a processing knife tool.
本实用新型是一种扩孔钻套，属于加工刀具。
The utility model has the advantages of reasonable structural design and convenient operation, and has the advantage that the knife tool is fixed to a machine body.
本实用新型具有结构设计合理、操作方便、将刀具固定在机身上的优点。
The utility model has the advantages of reasonable structural design and convenient operation, and has the advantage that the knife tool is fixed to a machine body.
本实用新型具有结构设计合理、操作方便、将刀具固定在机身上的优点。
应用推荐