... : 2800-3000r/min Fuel tank capacity : 1350ml Drill diameter : 100mm 150mm 200mmAdvantages of Ground Auger1. The ... tool specially designed. It is suitable for punching on land, frozen soil, and ice layer, and ... geophysical exploration, road construction, etc.2. The drill is made of manganese steel synthetic, and is ... more hard, adapting to working on hard soil, super hard soil, clay, frozen ...