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The housing may extend to the complete deepness or end over the bond area with the reinforcing bar encompassing the complete depth. Due to the fact that job demands differ considerably in addition to ground problems, there are many different methods for DTH drilled heaps. Mincon, being among the pioneers in DTH modern technology, has a remedy for every one mini piling contractors in north west of them. Despite our extensive choice of stock tools and techniques, we understand that occasionally a job can be so one-of-a-kind that something various is required.