External Hook is a tool which used inside casings or tubings to catch a variety of ropes, lifting bail, short hollow cylinders,

External Hooks

    External Hook is a tool which used inside casings or tubings to catch a variety of ropes, lifting bail, short hollow cylinders, short rope slings, etc. such as wirelines, logging steel wire, cable, and so on.

In the process of use, the external hook will insert rope or other falling objects, when pick up drilling tool, hook tooth hooks falling objects and take to the ground

Type	Max. O.D.(mm/inch)	ConnectionAPI	Casing/tubing
NG73	73(2-7/8)	2 3/8UP TBG	3 1/2 Tubing
NG95	95(3-3/4)	NC26	4 1/2 Tubing
NG114	114(4-1/2)	NC31	5 1/2 Casing
NG150	150(5-29/32)	NC38	7Casing
NG190	190(7-15/32)	NC38	9 5/8 Casing

API External Hooks