As with ALL Valentini Power Harrows, the 'D' Series Is Quick-Hitch Compatible, and has been providing Excellent Soil Conditioning & Seed Bed Preparation in all types of soils - without inverting the soil, leaving nutrients on the top layer, leaving weed seeds deep & dormant, and not inverting moist substructure soils, preventing unwanted loss of moisture! The results have been proven in applications varying from Agricultural Use, to Construction Applications, to Landscaping Services, and in some of the most unconventional settings, Valentini has proven to have Bullet Proof Reliability, while producing Excellent Results in one pass! Whether your ground conditions have Standing Vegetation, or Imbedded Residue, Rocks, Stones or Hard Dirt Clods, expect to get the results you want with Valentini Power Harrows.