Hitachi 745203 3-Inch by 24-Inch Bulb and Plant Auger Bit Increases planting time by up to 500-percent Bit is 3-inches in diameter and 24-inches in length. The dirt removed is left around edge of hole in loose, easy-to-pack condition Designed for professional and household use Comes with a 30-day limited warranty Increases planting time by up to 500-percent Drills holes in all types of soil The dirt removed is left around edge of hole in loose, easy-to-pack condition Designed for professional and household use Comes with a 30-day limited warranty