PNJ Cluster Hammer Series
PNJ offers two types of cluster hammers: the bucket type for efficient large-diameter rock drilling, and the RC type for clean cuttings discharge and core recovery through reverse circulation.
- Advanced design, easy to replace hammers and bits
- Adopts an air-regulating system with individually free-rotating bits
- Adopts high-quality steel(Hardox)for the most wear-resistant positions
- Heavy-duty Materials & Easy Maintenance
