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Rule open-pit and coal strip mines using larg e drills will drill presplit holes that rang e from 9 to 12- inches in diameter.Quarry and construction presplits are m uch smaller generally.Service online on-bench practices for open cut mines and.Significantly across open cut coal operations open pit metal mines and quarries and.
We are always committed to technology research and development. Our products are equipped with the latest technology to serve our customers in more than 160 countries around the world, bringing them huge economic benefits and employment opportunities.
We provide quality and efficient solutions to our global customers
Adopt sealed dust removal design, less dust, low noise, low carbon and environmental protection
All the service work we carry out always revolves around a core: customer satisfaction
Provide door-to-door installation services, guide the training of operating personnel, and ensure the effective operation of the machine
Provide regular return visit service to help users optimize maintenance equipment, analyze and solve problems