Prime series are silenced type breakers developed for environment and human health according to international trend of noise restriction. By wearing a hard boots of reinforced rock dragger and bracket, prime series provide much innovative durability with maximum power than ever.
The package of benefits of this series are dual speed control system, hard boots (EHB13 and Larger), anti blank blow system, auto stop & auto start and single high-pressure accumulator (EHB17 and Larger).