(DTE) Hydraulic oil Grades-32,46,68, (Down To Earth) Hydraulic oil Prices Available in 5-Gal-$25.00, 55-Gal-$350.00, 275-Gal-$1750.00 Pack Sizes FREE SHIPPING bulk prices. Hydraulic Oils Fluid for Mobile equipment requiring Anti-wear Hydraulic Fluid Grade 32-46-68.