Epiroc's SB 302 and SB 452 tunnel version hydraulic breakers feature a collar supporting a robust front shield and dust cover. Two restrictors are available to enable the breaker to be adjusted for either traditional scaling operations or more challenging rock breaking applications.
- Stainless steel piston
- Press-fit, one-piece bushing locked by additional pin
- Exchangeable wear plate protects hammer body
- Heavy-duty retainer bars and locking pin
- For excavators from 10,000 to 28,500 lb. and standard underground scalers