Manufacturer of high-performance rock drilling tools

Rotary drill bits are essential for tackling variable grounds in large open-cast mining operations. IADC Classifications First Digit: Bit Type & Ground Hardness Class Steel / Milled Tooth1 – Soft | 2 – Medium | 3 – Hard Tungsten Carbide Insert (TCI)4 – Soft | 5 – Medium | 6/7…

For surface mine blasthole drilling, Rate of Penetration (ROP) is influenced by several key factors - ground conditions, rig parameters (mainly pulldown, RPM, air pressure and air volume), drill string, and blast hole tricone bit cutting structures. Among these, the cutting structure is crucial, which determines how loads are distributed,…

Selecting proper rock drilling tools is vital to the operation of the mines. The two main streams are Mining Tricone Bit and DTH (Down-The-Hole) Drill Bit. While DTH drilling bits perform excellently in small to medium-sized holes and extremely hard grounds, tricone bits maintain an irreplaceable position when drilling in…

June 2024, Suzhou — DANV TOOLS, a leading rock drilling tools manufacturer, today announced its relocation to a larger and more modern factory to meet the rapidly growing demands. This move marks a significant milestone, demonstrating our confidence and long-term commitment to the mining industry. ♦ Doubled production capacity♦ World…