PNEUMATIC PORTABLE DRILLING MACHINE HAND HELD ROCK

Portable borehole drilling machine

Portable borehole drilling machine

Portable well drilling rig is a compact, mobile unit designed to bore holes into the ground to access underground water sources. Unlike conventional rigs, these systems prioritize ease of transport, quick setup, and adaptability to diverse terrains. [pdf]

China Tunnel Rock Drilling Machine Parameters

China Tunnel Rock Drilling Machine Parameters

Compared with the drill and blast method, TBM tunnelling has significant advantages with high construction efficiency, low project cost, conducive to environmental protection, favorable stability contr. [pdf]

Yzg90 pneumatic rock drill usage and maintenance

Yzg90 pneumatic rock drill usage and maintenance

Fill the reservoir with air tool oil or 10W equivalent for 9 lb and 15 lb class. Use rock drill oil for the 38 lb and 60 lb class tools. Check all nuts and bolts to ensure they are tight on the tool. Make sure retainer locks into place. Replace retainer and springs if worn. [pdf]

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