Butchers ' machinery ; double edge knife with bush for meat mincers , sizes 70 to 300 绞肉机.尺寸为70至300的绞肉机带箍的双刃刀
Butchers ' machinery ; double edge knife without bush for meat mincers , sizes 70 to 82 屠宰机械.绞肉机的无套筒双刃绞刀. 70至82号规格
Explain the value of a really sharp point and edge , the latter , particularly with a double edged knife , being as much to prevent the knife from being seized as for slashing 解释真正锋利的刀尖和刀刃的价值,后者,尤其对于双刃匕首来说,可以用削划在很大程度上防止对手抓刀。