1.(切削螺纹用的)板牙扳手,板牙架,螺丝绞板
1.a device for holding the dies that are used for cutting threads on screws
1.One of several component pieces that are fitted into a diestock to cut threads on screws or bolts.
铆头模:一种组成切削螺栓上的板牙板手的部件。