Specifications

Mechanical jar :
1.a ideal tool for recovering the sticking in the drilling.
2.Stalled nearly the fishing

 

Mechanical jar

 

 Mechanical jar type JSQ, a ideal tool for recovering the sticking in the drilling. Stalled nearly the fishing in drilling operation, it can deliver an intensive jarring impact upward on the fish directly.

 

Main Technical Specification of JSQ-type Mechanical Top Jar
Model	O.D.     mm	Hole Size     mm	Max. Tensile Load     kN	Working Stroke    mm	Joint Thread API
JSQ 108	108	32	700	250	NC31
JSQ 114	114	30	300	178	3 1/2 TBG