rock pneumatic drill bits - China Factory, Suppliers, Manufacturers

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YT29A in Large Tunnel Face Excavation

Strong penetration helps shape cleaner tunnel profiles We are a professional manufacturer of rock drilling machinery Large-scale tunnel faces require evenly distributed blast ...
S82 Improves Mobility for Multi-Level Construction Projects

S82 AIR LEG ROCK DRILL Smooth handling improves training efficiency underground S82 AIR LEG ROCK DRILL Urban construction sites face space limitations not only unde...
S250 Excels in Sandstone Roadway Construction
YT28 Improves Construction Speed in Mountain Tunnel Projects

Air Leg Rock Drill Stable impact frequency ensures high drilling precision in steep terrain Mountain tunnels often involve unstable rock formations. The YT28 offers dependable penet...
Application knowledge of pneumatic pick

The pneumatic pick is a kind of hand-held machine, the pneumatic pick is composed of the distribution mechanism, the impact mechanism and the pick rod. Therefore, the requirements of compact struct...
How to develop high-quality mining in the post-epidemic era

Affected by the new crown pneumonia epidemic, the development trend of global mining has become confusing. The industry pays close attention to the trend of the global economy, changes in internati...

Rock drill tools 34mm spherical shape button bits 7 buttons bit drilling bit for mining rock drill bit China supplier