单词diestock
n.: (切削螺纹用的)板牙扳手网络: 螺丝攻;板牙铰手;板牙架
板牙铰手
(切削螺纹用的)板牙扳手,板牙架,螺丝绞板
复数:diestocks
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。