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D’Andrea公司第一次介绍了一种效拉镗刀头,该种镗刀可装在加工中心机床的刀具库里(图)。在机床主轴旁边安装一离合器可获得端面镗削运动。因为能够进行端面车削,
D’Andrea introduced for the first time a boring boring head that can be mounted in the tool magazine of a machining center machine. Install a clutch next to the machine spindle for end boring. Because of the face turning,