Ideal for wireline units using cable sizes of 3/16 inch through 15/32 inch diameter end slammer cable.

This head has been tested with and approved for "Greaseless" line.

Metric units are available.

A judicious use of materials has evolved over half a century of experience and testing in the field. Aluminum side plates, stainless steel fasteners and high-tech coatings to reduce corrosion are a few of the important features that make Geo-Log 3' measure heads a wise and relatively low-cost investment.

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