When drilling through rock, the right HDD tool is the difference between an easy (well, "easy for HDD) job and hours of wasted time. Here’s what you need to know about the types of rock bits on the market. [pdf]
Every trenchless construction project has unique ground conditions. A geological survey uncovers the specific characteristics and helps engineers to identify the best tools for the job at hand. Fly cutters and larg. [pdf]
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