Auger Drill Bit for Planting – 3 x 12 Inch - Garden Tools Spiral Hole Drill Planter for Bulb Planting, Bedding Plants, Umbrella Holes Gardening - 3/8 Inch Hex Drive DrillAuger Drill Bit for Planting 3 x 12 Inch Garden Tools Spiral Hole Drill Planter for Bulb Planting, Bedding Plants, Umbrella Holes Gardening 3 8 Inch Hex Drive Drill CONTAINS 3 INCH X 12 INCH AUGER DRILL BIT (Drill not included): All you need to do is attach the auger bit to a standard 3 8 hex bit drill. Hold with both hands, and then turn it on to dig downward. Reverse the drill to pull the soil back up, and you get the perfect posthole. A MUST HAVE