Need to drill deeper with your power auger? This auger extension allows you to drill holes at the maximum depth to get even tougher outdoor jobs around the farm or ranch done quickly and easily. Extension fits between powerhead and auger. The earth auger extension bits fits between engine power head and auger, compatible to any 3/4" Shaft Compatible to 3/4" Shaft; Output shafts to heavy wall tubing to increase strength and reduce weight. Die Cast construction material. Mounting hardware included to ensure the auger extension easy to connect, save your time and effort Package Includes 3 Sizes: 8", 12", 20" inch in length extension bit