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About:
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Dongya has developed drill bits, chisel, hole saw since 1983, and then has started producing air tools since 1995. With a history of over 30 years in the industry of air tools, hammer drill bits and chisels, Dongya now owns the advanced process technology, complete quality control and testing facility and modern production lines. Dongya has a very strong R&D team, including engineers from abroad. Now Dongya has earned the trust of professional users worldwide.
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