Hollow Drill Steel Bar Maxdrill Rock Tools Company is a major drilling tools manufacturer based in China. To ensure the high quality of our top hammer drilling tools, down the hole drilling tools and taphole drilling, and more, we produce some raw materials by ourselves. For instance, hollow drill steel bar is mainly used to produce drill rod. Our hollow drill steel bar has high intension and toughness, and the productivity of which is 20000MT/month. Our mainly drilling tools are widely used in mining, road construction, tunnel excavation and slope anchor, and other similar projects. As they have high quality and reasonable price, they have been exported to the United States, Finland, France, Cambodia, Canada and other countries. For more information on drillifong tools, or raw material, please contact us at Maxdrill Rock Tools Company. Tungsten Carbide Maxdrill Rock Tools Company is a professional drilling tools manufacturer based in China. In order to provide high quality drill bits, we manufacture high quality tungsten carbide by ourselves, resulting in high abrasive resisitence, long service life and high drilling efficiency. Meanwhile, we constantly adopt advanced prodcution equipment and technologies. Thus, our drilling tools, such as top hammer drilling tools, down the hole drilling tools, taphole drilling and quarry drilling tools, and more, are of high quaity and at low price, and enjoy warm popularity among clients from all over the world, including the United States, Finland, France, Cambodia, Canada and other countries. If you are in need of drilling tools, please do contact us for more information at Maxdrill Rock Tools Company. We look forward to working with you. Raw Materials Maxdrill Rock Tools Company is a major drilling tools manufacturer based in China. In order to provide high quality drilling tools, we manufacture some raw materials, like hollow drill steel bar and tungsten carbide. Our raw materials have a long service life and are suitable to be used under poor working conditions. Thus, our top hammer drilling tools, down the hole drilling tools and taphole drillings, and more, made by our raw materials, could achieve high quality and low price. In addition, we adopt advanced production equipment and technologies, and our company has been ISO9001: 2008 approved. Suppose you are interested in our drilling tools, or raw materials, we welcome you to contact us for consultation at Maxdrill Rock Tools Company, and look forward to working with you. Drilling Tools Thread drilling tools mainly include thread button drill bits, drifting drill rods or extension drill rods, shank adaptors and coupling sleeve, etc. These drilling tools are manufactured with high quality raw materials that are durable. They are mainly equipped on rock drilling tools, oilfield drilling equipment and well drilling equipment, and more Our taper drilling tools include taper drill bits and taper drill rod, and taper drill bits come into three types, taper button drill bits, taper cross drill bits and taper chisel drill bits. These drilling tools are mainly equipped on rock drilling equipment, well drilling equipment and oilfield equipment. They are widely used for rock drilling, blasting holes and other drilling works in quarries...