产品详情介绍
外钩是用于从套管或油管内打捞各种绳类、提环、空心短园柱体、短绳类等落物的工具，如钢丝绳、录井钢丝、电缆等。
The external hook is used inside casings or tubings to catch all kinds of ropes, lifting bails, hollow short cylinders, short rope slings such as wirelines, logging steel pieces、cables、etc.