... Idling speed : 2800-3000r/min Fuel tank capacity : 1350ml Drill diameter : 100mm 150mm 200mmAdvantages of Ground Auger1. The ground auger ... It is suitable for punching on land, frozen soil, and ice layer, and is widely used in gardens, planting, planting trees ... , geophysical exploration, road construction, etc.2. The drill is made of manganese steel synthetic, and is more hard ...