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High air pressure DTH hammer is an advanced down-the-hole drilling tool primarily used for percussive drilling in rock formations. Characterized by high air pressure and extreme efficiency, it is ideally suited for areas with abundant air supply.
| Type | Model | Length (mm) | Weight (kg) | External Dia.(mm) | Hole Range (mm) |
|---|---|---|---|---|---|
| 3.5 inch | DHD3.5 | 930 | 25 | Φ82 | Φ90-110 |
| 4 inch | DHD340 | 1030 | 39 | Φ99 | Φ110-135 |
| Mission40 | 1005 | 40 | Φ99 | Φ110-135 | |
| 5 inch | DHD350 | 1214 | 76.5 | Φ125 | Φ135-155 |
| Mission50 | 1110 | 68.5 | Φ125 | Φ135-155 | |
| 6 inch | DHD360 | 1248 | 100 | Φ142 | Φ155-190 |
| Mission60 | 1161 | 90 | Φ146 | Φ155-190 | |
| 8 inch | Mission80 | 1338 | 176 | Φ180 | Φ195-254 |






Package Type: Secure Wooden Cases for international transport.
Handling Time: Typically 25 days for production; 2-3 days for stock items.