The C31HD is an innovative and reliable product that revolutionizes the drilling industry. It is a high-performance and durable drilling tool bit, specially designed to enhance drilling efficiency and reduce operational costs. This product is perfect for mining, construction and tunneling operations, among others. The C31HD features a unique carbide grade and optimized cutting structure, which delivers improved wear resistance, higher penetration rates, and longer life. It is built to withstand the most demanding drilling conditions, ensuring maximum productivity and performance throughout the drilling operation. In addition to its superior performance, the C31HD is also designed for easy maintenance and fast replacement. The carbide tip can be easily interchanged, allowing for quick and efficient repairs or replacements, which minimizes downtime. Our product is manufactured to the highest standards, using advanced technologies and rigorous quality control processes. We believe in providing our customers with the best possible value and utility, which is why we have invested in producing a superior product like the C31HD. So if you're looking for a reliable, efficient, and high-performance drilling tool bit, look no further than the C31HD. Its durability and performance are second to none, making it the perfect choice for all your drilling needs.