Handheld Rock Drills 1,Good quality rock drill 2,Reliable performance,easy operation 3,Suitable for operation on mdeium -har Handheld Rock DrillsRock Drill Y20 air-leg rock drill is rock drilling equipment with high efficiency. It is applied in coal mining and stone processing and collecting. Also used as a holding type, it is reliable, user-friendly, easily-fixed, light, and less air-consuming. ...