THUNDERBOLT 500 Recoilless Hammer

The THUNDERBOLT 500 Recoilless Hammer is the industry’s top-of-the-line pneumatic liner bolt removal tool. Gone are the days of sledge hammer miss swings and glancing blows, this hammer generates a precise 500 joules every second consistently. Ideal for small and mid-capacity mills, the THUNDERBOLT 500 will straightaway boost safety and mill availability.


  • Precision-engineered mechanically-integrated solution
  • Pneumatic-powered for safe operation in hazardous locations
  • Industry-leading robustness and reliability
  • Low maintenance needs and total lifecycle costs
  • Eliminates dangerous manual tasks, ensures operator safety
  • Improves reline productivity for higher mill availability


  • Pneumatic-powered, plug-n-go, worn liner bolt removal solution
  • Delivers an unwavering 500 joules of impact, 60 times a minute
  • Recoilless design minimises operator fatigue and maximises safety
  • Built-in safety mechanisms to prevent accidental discharge
  • Air intensifier for optimal hammer performance irrespective of plant air pressure
  • On-board blow counter monitors usage for preventative maintenance planning
  • Time-proven precision engineering and parts manufacturing ensure low wear and tear and extended service life
  • Air regulator ensures optimal, predictable hammer firing performance
  • Crane lifting lugs and forklift tyne pockets for easy transportation around mill circuits
  • Mechanically-integrated components – air intensifier, hammer, hose reel, moils – for space-efficient, secure storage between relines



  • Ideal for small to mid-capacity mills, particularly those still serviced by manual sledge hammering and battering rams
  • Suitable for use in environments where electrical tools are a potential hazard
  • A flexible companion to hydraulic-powered THUNDERBOLT 750 and 1500 SP Recoilless Hammer fleets
  • RME stands ready to guide Customers through the THUNDERBOLT selection process for their mill requirements



To download the THUNDERBOLT 500 Recoilless Hammer Product Brief, please click here.

To download the THUNDERBOLT Recoilless Hammer Model Comparison Table, please click here.

Contact us

If you would like to talk to someone about the THUNDERBOLT 500 Recoilless Hammer, please click here.

"The THUNDERBOLT 500 is undeniably the reline industry’s highest performing air powered recoilless hammer. Not only does it pack a punch during knock-in, but it puts an emphatic end to unsafe liner bolt removal processes which impact the health and safety of your crew."

Christian Kramer