D-A ProLith™ 3 is a multi-purpose extreme pressure grease for lubrication of heavy duty trucks,construction and mining equipment. D-A ProLith 3 is a lithium grease which has been scientifically formulated with moly additives for excellent performance under tough operating conditions. ProLith 3’s extreme pressure additive system is non-corrosive to all types of bearing and gear metallurgy, even those having sensitive metallurgy such as bronze, brass and copper.