Applications
About Us
DRILLBETTER (Zhuzhou Better Tungsten Carbide Co., Ltd) has manufactured super-hard materials since 2012. Headquartered in Zhuzhou, Hunan — China's tungsten carbide production hub — we specialize in PDC cutters, PDC drill bits, DTH bits, and carbide products for oil & gas, mining, and water well drilling. Our PDC cutters and bits are exported to North America, the Middle East, Russia, Southeast Asia, and South America, and have been field-proven in demanding formations from soft shale to hard abrasive rock.
NEWS
We welcome customers from all over the world to cooperate with us.
11-06
2026
PDC Cutter Shapes: How to Compare Designs for Drilling
Compare flat, dome, conical, Benz, and ridged PDC cutter shapes, and see how formation conditions and bit design influence selection for drilling.11-02
2026
What Is a PDC Cutter? Structure, Working Principle and Applications
Learn what a PDC cutter is, how its diamond table and carbide substrate work, and where PDC cutters are used in oil, gas, mining, and water well drilling.10-27
2026
How to Choose the Right PDC Cutters for Different Drilling Conditions
Learn how to select PDC cutters for different drilling conditions, including formation, wear resistance, impact loading, cutter size, and bit design.10-23
2026
