MATERIALS - Made from durable cast steel and alloy steel blades, this earth auger bit is built to last and maximise digging performance in home improvement projects.UNIQUE DESIGN - Its powder coated surface prevents the bit from chipping or rusting when subjected to impact.PROTECTION - Excavated soil is left in a loose, easily packable state around the edges of the drill hole, keep the auger clean from soil and debris when not in use.VARIETY OF APPLICATIONS - Ideal for installing wooden decorative fences, orchard planting, flower planting, drilling ice holes, tree planting or building construction.DRILL BIT SIZE - 1.75 inches diameter x 24 inches long. The drill bit is compatible with any auger head with a 3/8 shaft. With this tool, you can save a lot of time by drilling holes in quick succession.