BlueBird's TA10 aerators give you precise, consistent control of coring. With a depth of up to 3", you'll reach even deep set roots for maximum benefit. With this model, just hook it up to your lawn tractor, set the depth to the aerator, and go. If you need additional weight to get the right cut, just fill the water tanks for your desired weight. Sometimes referred to as an airrator, airator, airrater, airirator or air-rator, aireator, areator, arator, Aerorator, yard aerater or a plugger or aereator or aeroator or Airiatere or airiator or lawn spiker or air raider or Aerotor or Aeratir or erater