?带导向柱的手铰刀

... hand ram手夯 hand reamer with pilot带导向柱的手铰刀 hand reamer with spiral flutes带螺线槽的手铰刀 ...

?带导向柱的手用铰刀

... hand reamer ==> 手动扩孔钻,手铰刀 hand reamer with pilot ==> 带导向柱的手用铰刀 hand reamer with spiral flutes ==> 带螺线槽的手用铰刀 ...