This machine requires two people to operate and can dig holes up to 36″ deep and has available auger sizes of 6″, 8″ (for 4″x4″ posts), 10″, or 12″ diameters which are carbide tipped for the tough clay soil we have in Colorado. All of our gas driven equipment comes to you full of gas, does not need to be refilled before return, and has an additional fuel surcharge added to the bill of $3.50. The user of this item must come in to receive full use and safety instructions. This item is only available during our open hours. No overnight rentals on this item due to insurance liability.