PNJ DTH Hammer Series
PNJ International manufactures a wide range of high-efficiency Down-the-Hole (DTH) hammers for water well, construction, mining, and foundation drilling.
- With Foot Valve / Valveless Types
- Compatibility: DHD, QL, Mission, SD, Numa
- Air Pressure: 7~30 bar
- Heavy-duty Materials & Easy Maintenance
