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Product Introduction:
Tianrui Heavy Industry produced TRZ90, TRZ90G, TRZ115G, TRZ140G, TRZ152G, TRZ165G, TRZ203G, TRZ219G, TRZ254G, TRZ305G DTH drill bits, which worked on the DTH hammer, are mainly used in drilling works include open pit mining, harbor construction, quarry, railway, also in landslide protecting, dam rainforce, ground-source air conditioning and well project.
Product Features:
Our DTH drill bits are made with advanced manufacture techniques and special heat treatment, make our bits high.
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