Yard Butler RP-3 Roto Planter Garden Auger, Steel, 24" x 2-3/4"The Yard Butler Roto Planter works for you. Just attach to any cordless drill 3 8 inch or larger, it digs holes up to 22 inches deep and 2 inches wide with the ease of a power tool. The Roto Planter Garden Auger is unsurpassed for planting bulbs, bedding plants and seedlings; installing pvc sprinkler lines under sidewalks; insecticide applications and termite treatments; deep watering, aerating and fertilizing trees and shrubs; and weeding. Save time