Hydraulic Breaker Owner s Manual - Rock Breakers Inc.
breaker at any distance out from the machine where you might be working. Small Breakers Smaller sized breakers up to 1,000 ft·lb class (1350 joule) are typically used in concrete and other light duty work. Medium Breakers Medium sized breakers 1,500-4,000 ft·lb class (2000-5400 joule) are used in both concrete and rock