1. AQ, BQ, RQ, NQ, HQ, PQ drill rod 2. Tapered drill rod, integral rod 3. Twist rod, extension rod, exploring water drill rod Specialisted in producing varies kinds of drilling rods in different size in China, including of twist drill rod, extension rod, tri-angle rod, integral...

1. AQ, BQ, RQ, NQ, HQ, PQ drill rod 2. Tapered drill rod, integral rod 3. Twist rod, extension rod, exploring water drill rod Specialisted in producing varies kinds of drilling rods in different size in China, including of twist drill rod, extension rod, tri-angle rod, integral...

1. AQ, BQ, RQ, NQ, HQ, PQ drill rod 2. Tapered drill rod, integral rod 3. Twist rod, extension rod, exploring water drill rod Specialisted in producing varies kinds of drilling rods in different size in China, including of twist drill rod, extension rod, tri-angle rod, integral...

1. Manufacturer of DTH hammer & bit 2. High air pressure DTH hammer & bit, low pressure DTH hammer & bit 3. High efficiency ZM is specialist manufacturer of Down the Hole Hammer and Bits. ZM manufactures the most advanced high air pressure and Low high pressure DTH...

Diamond core barrel 1. High efficiency, long life, low price 2. Application: concrete, granite, marble, refractory material Specialisted in producing varies kinds of diamond drill tools in different international standard size for soft, medieum to hard rock...

Leading manufacturer of DTH hammer, such as: high air pressure/ low pressure DTH hammer, DTH hammer rod, DTH bits. ZM is specialist manufacturer of Down the Hole Hammer and Bits. ZM manufactures the most advanced high air pressure and Low high pressure DTH Hammer and Bits in China...

Leading manufacturer of varies kinds of PDC bits in different size, such as: PDC drag bit, PDC anchor shank bit, PDC oil bit etc IntroductionPDC bit uses PDC as main cutting components, with the excellent wear-ability and impact toughness of the PDC. It has a useful life,...

Leading manufacturer of varies kinds of PDC bits in different size, such as: PDC drag bit, PDC anchor shank bit, PDC oil bit etc IntroductionPDC bit uses PDC as main cutting components, with the excellent wear-ability and impact toughness of the PDC. It has a useful life,...

Leading manufacturer of PDC anchor shank drill bit/ PCD coal bits in different size and type. High drill efficiency & long life PDC Bits:IntroductionPDC bit uses PDC as main cutting components, with the excellent wear-ability and impact toughness of the PDC. It has a useful...

Leading manufacturer of PDC anchor shank drill bit/ PCD coal bits in different size and type. High drill efficiency & long life PDC Bits:IntroductionPDC bit uses PDC as main cutting components, with the excellent wear-ability and impact toughness of the PDC. It has a useful...