and multi-axis linkage. Cumulative sales of more than 100,000 drill bits.
Main products: PDC bit, tricone bit, coring bit, bi-center bit, Torkbuster , PDC reamer, PDC hole opener, rock reamer,...
drilling systems.
Top Drill DTH Hammers and bits have been used in a wide range of applications within the drilling industry, in all types of rock conditions, water and geothermal wells, exploration...
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