COP44 COP54 DHD360 HD45 QL60 IR35 Tungsten Carbide Button Bit Down The Hole DTH Bits

China Best Quality High and Low Air Pressure DTH Bits:

1. High and low air pressure down-the-hole drill bits

2. Low air pressure holeDia.: 65-220mm

3. High air pressure hole Dia.: 85-305mm

4. Face type: Drop center/concave/convex/double gauge/flat

5. Our DTH Bit can be suitable for many types of DTH Hammer, such as XL, Mission, COP, IR, Mach, Demag, SD, Bulroc, Halco Mach, Digger etc.

6. Inch available: 3", 4", 5", 6", 8", 12", etc....

High pressure DTH bit:

DTH bit is our company main product. After mang years search, we have rich experience in development and manufacture which adopted high-quality raw materials, advanced craft technology and passed through strictly inspection, manufacturing high quality products.

If you interested in our product please contact freely.

Liaocheng Jinquan Construction Machinery Co.,Ltd - China manufacturer of rock drilling tools button bits top hammer rock tools DTH hammer button bits