Brief: In many foundation piling projects,users feedback the wear and tear of the outside bits was bigger than that of inside.Users doubt is this the quality issue of roller bits.What is the truth,let’s see below the analysis.
Brief: The roller drill core barrel is different from other drill tools, it has relatively high requirements on the use method. During core foundations piling , the core barrel roller bits should be lifted from time to time.
Brief: The roller drill core barrel is different from other drill tools, it has relatively high requirements on the use method. During core foundations piling , the core barrel roller bits should be lifted from time to time.
Brief: In many foundation piling projects,users feedback the wear and tear of the outside bits was bigger than that of inside.Users doubt is this the quality issue of roller bits.What is the truth,let’s see below the analysis.