The Roto Auger digs holes up to 16-inches deep and 1.25-inches wide. Just insert into any 3/8-inch or larger electric or cordless drill. Use it to apply insecticides and termite treatments, electrical conduit or sprinkler installations under sidewalks and deep water, aeration and fertilization of trees and shrubs. You can also go after weeds removing the roots and all.

Guaranteed Forever by the Manufacturer Lewis Lifetime Tools.

Caution: If you hit a rock, root or other object, you will have to relocate the hole. Roto Driller is not designed to dig through hard materials.