39" Ice Drill Auger:The ice drill auger's maximum drilling depth can reach 47.8 inches. It is equipped with two sharp steel blades, which can easily drill Φ8" holes and cut through the ice like a knife through the butter. The extension rod can help you to adjust the length of the auger bit. The users can connect the ice auger bit with different drills through the adapter. It is an ideal choice for ice fishing, scientific exploration, etc.