These Badger™; augers feature a carbide-tipped pilot point. Each auger measures 36 inches in length and has a full flighting. A heat treatment process increases the durability of the blades. Once the blade wears down, you can replace it. Choose your desired diameter below. These augers are perfect for your Badger™; Earth Auger Powerhead. Use your Badger™; auger to drill holes in minimal time. The design of these bits makes short work of even the toughest soils. Badger™; designed their Earth Augers to save you time and money. They even cover them with a 1-year warranty for retail customers!