1.DTH bit
2.High and low air pressure
3.Suitable for many types of DTH Hammer
4.Water hole:two
5.Face type:Concave,flat,etc
DTH bit is one of our main product. After mang years study, we have rich experience in development and manufacturing high quality products, which adopted high-quality raw materials, advanced technology and passed through strictly inspection.
Advantage:
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.
High air pressure DTH Bits | ||||
DTH Drill Bit | Bit Dia.(mm) | Gauge Buttons | Front Buttons | Weight (Kg) |
HD35 (IR35,Cop34) | 85 | 6×Φ13 | 4×Φ12 | 4.2 |
90 | 6×Φ14 | 4×Φ12 | 4.5 | |
95 | 6×Φ14 | 4×Φ13 | 4.8 | |
100 | 8×Φ12 | 6×Φ12 | 5.0 | |
105 | 8×Φ13 | 6×Φ12 | 5.5 | |
HD45 (DHD340A ,Cop44) | 105 | 6×Φ14 | 5×Φ13 | 8.5 |
110 | 7×Φ14 | 6×Φ13 | 8.8 | |
115 | 8×Φ14 | 7×Φ13 | 9.0 | |
120 | 8×Φ14 | 8×Φ13 | 9.8 | |
127 | 9×Φ14 | 9×Φ14 | 11.0 | |
HD55 (DHD350R ,Cop54) | 133 | 7×Φ16 | 6×Φ14 | 16 |
140 | 8×Φ16 | 7×Φ14 | 16.5 | |
146 | 8×Φ14 | 8×Φ14 | 17 | |
152 | 8×Φ14 | 7×Φ16 | 17.5 | |
165 | 8×Φ14 | 8×Φ16 | 18.5 | |
A
