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During December 21 to December 27, 2017, HY-40F1 hydraulic full power portable drill had been tested by clients in appearance, weight, drilling and transportation efficiency. During the testing, 20 holes had been completed by air DTH hammer and air flushing with depth 25m to 30m.
“HonYe produced very good man-portable drill rigs!” commented by clients after the signature of acceptance report.
