Our enhancement depends around the sophisticated devices ,exceptional talents and repeatedly strengthened technology forces for Bore Hole Tool, Tapered Cross Bits, Blast Furance Drill Bit, Tungsten Carbide,Taper Drill Rod. We have now ISO 9001 Certification and qualified this item .in excess of 16 years experiences in manufacturing and designing, so our items featured with best quality and competitive selling price. Welcome cooperation with us! The product will supply to all over the world, such as Europe, America, Australia,Germany, Hungary,Netherlands, Italy.If any item be of interest to you, you should let us know. We will try our best to satisfy your requirements with high quality goods, the best prices and prompt delivery. You should feel free to contact us at any time. We will reply you when we receive your inquiries. Make sure you note that samples are available before we start our business.