Pneumatic Wall Bolter
It is small size and small weight, good for hand hold to drill, explosion-proof, variable speed, slight vibration, low noise, hole-drilling, stirring and bolting can be achieved by one machine. It is mainly used for hole-drilling and bolting on the wall of coal lane, half coal ¨Crock lane and rock lane. The hardness should be f¡Ü6.
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