The three or four-blade air drill is suitable for the working conditions of [high-power rock drill], with strong drilling ability, and is suitable for complex rock formations with high hardness. It is widely used in coal mines, iron mines, gold mines, copper mines, lead-zinc mines and other mines, as well as tunneling in railway, highway, and water conservancy construction.
Features of the three-blade pneumatic drill: It adopts mature technology, steel and alloy, has high toughness and high wear resistance, high production efficiency and low cost.
