Mechanical Jar


To provide the ability to exert force on subsurface tools by either jarring up or downward depending on the desired results. Typically used in conjunction with hydraulic jars, where the desire or need to jar may be necessary.


Often called “Spang Jars”, they are composed of two interlocking links which slide very much in the same way as a slide hammer.

Like other wireline tools,Mechanical Jars come with a threaded pin and box connection of desired size.

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Mechanical Jar