YSJ Hydaulic Up Jars
YSJ Type hydaulic up jar reach up jarring purpose by applying hydaulic principle and bigelastic energy released suddenly from elastic deformed drill tool.It will obtain better result when use with ZJS type jar extensifier.
YSJ Type hydaulic up jar reach up jarring purpose by applying hydaulic principle and bigelastic energy released suddenly from elastic deformed drill tool.It will obtain better result when use with ZJS type jar extensifier.
http://www.petroleumequipments.com/pid10356057/YSJ+Hydaulic+Up+Jars.htm
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