[English] Is noe kind of non-reclaimable fishing tool which is normally used for the fishing purpose from the outside of the pipe string,iscan be used to fish flat-type fsh head of the pipe string.It is characterized for directly fishing purpose without s
[English] Is noe kind of non-reclaimable fishing tool which is normally used for the fishing purpose from the outside of the pipe string,iscan be used to fish flat-type fsh head of the pipe string.It is characterized for directly fishing purpose without s
弯鱼头打捞筒是从管柱外部进行打捞的一种，不可退式工具可打捞弯扁形鱼头的落井管柱，其特点是在不用修整鱼顶的情况下直接进行打捞。