产品详情介绍
内钩是用于从套管内或油管内部打捞各种绳类及其他落物，如钢丝绳、电缆、录井钢丝、刮蜡片等。内钩分死钩和活钩两种结构形式。
The external hook is used inside casings or tubings to catch all kinds of ropes and other fishes such as wire-lines, cables, logging steel pieces, paraffin cutters,etc.Internal hooks are available in two types: Live (adjustable) internal hook and Dead (fixed)internal hook.