An excellent drill rod compound for water well and construction applications. 21® is formulated to provide a superior level of performance for the increasing demands of today’s water well and HDD drilling markets. The lead-free formulation contains copper flake as the only metallic component and is fortified by a unique blend of natural, inorganic, extreme-pressure, and anti-wear additives. 21 utilizes our EXTREME base grease which is resistant to invert or high-pH muds and provides better pipe storage properties.
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