Jiangmen Baorui Mechanical Engineering Co.,Ltd was founded on Nov., 2016, we’re not only specialized in design,manufacturing,exporting of rotary drilling tools, kelly bar,casing,hydraulic grab head but also a solution provider for construction piling project.
Brief:The overall structure of the barrel drill is relatively simple compared to other drill tools, but some details and design will have a direct impact on the drilling efficiency.
Brief:The overall structure of the barrel drill is relatively simple compared to other drill tools, but some details and design will have a direct impact on the drilling efficiency.
Brief:Core barrel double shells specially are used drilling for deep, large and toughest pile.Inner core barrel drill first and work as a centerizer .The outer core barrel drill and reaming.Ensuring the verticality of the pile.
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