Hollow Drill Rods For Rock Drill, Top Quality Mining Drilling Rod
1.type:BQ,NQ,HQ,PQ series
2.international standard
3.superior quality
4.can deliver to customers promptly
5.can be obtained from us directly at any time
Main Feature
1.applicable hard,very hard and medium soft rock formations.
2.Reliable quality, long service life, rare abnormal breakage during service life.
3.Good flushing effect to ensure high drilling rate
4.Strict quality warranty and compensation rules
Our Factory
We are a leading manufacturer of drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, tophammer button bits, coupling, cross bits, drill rods located in Zhengzhou, Henan, China.
We have rich experience in this field of DTH hammers and bits for 20 years.We have more than 50 sets of processing equipment to ensure the quality of our product, which has proved worthy by our client's recognition. And these equipments ensure large production capacity and adequate stock.We have all the small models in stock all year long and the bigger ones ready within 15-30 days.
Owing to high quality, professional serivce and competitive price, we have gotten good reputation from our customers from all over the world, such as France, Spain, Italy, South Africa, Iran, Malaysia, Australia ad etc.
Our Certificate
Our products has been authorized and certified by TUV and ISO9001: 2008. We guarantee the quality of the machines for one year after the trial run (excluding the wearing parts), but not exceeding 15 months from the date on which machines leave the factory.
We are a leading manufacturer of drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, tophammer button bits, coupling, cross bits, drill rods located in Zhengzhou, Henan, China.
We have rich experience in this field of DTH hammers and bits for 20 years.We have more than 50 sets of processing equipment to ensure the quality of our product, which has proved worthy by our client's recognition. And these equipments ensure large production capacity and adequate stock.We have all the small models in stock all year long and the bigger ones ready within 15-30 days.
Owing to high quality, professional serivce and competitive price, we have gotten good reputation from our customers from all over the world, such as France, Spain, Italy, South Africa, Iran, Malaysia, Australia ad etc.
Our Certificate
Our products has been authorized and certified by TUV and ISO9001: 2008. We guarantee the quality of the machines for one year after the trial run (excluding the wearing parts), but not exceeding 15 months from the date on which machines leave the factory.