The sword was made of gold and bronze to avoid infection 刀质为铜与金的合金，据说以这种材质的刀阉割不易感染。
2.
Special sword for castration ， qing dynasty ， length 20 . 7 cm . the sword was made of gold and bronze to avoid infection 清代阉割专用刀子，长20 . 7厘米，刀质为铜与金的合金，据说以这种材质的刀阉割不易感染。
