JCB offers three updated Hammermaster hydraulic breakers in the large breaker range, with two updates to the medium breaker line.
- HM870Q, HM1270Q and HM1570Q heavy models for 10- to 28-tonne carriers feature a Power Control Valve that varies blow frequency to match conditions
- HM166Q and HM266Q medium models for 2- to 12-tonne carriers include a sealed for life accumulator, solid body and floating bottom bushing
- Feature an auto stop system to protect against idle blows, autogrease system, reduced noise levels (up to 10 dBA) and improved performance and hydraulic efficiency
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