Characteristics: ** Adopt high quality heavy duty wear resistant steel, 20Crmo, high temperature quenching treatment; ** Hydraulic-gas system, increase stability; ** High-quality and durable wear parts; ** Advanced manufacturing facilities, introduced advanced technology from South Korea; ** High energy and impact frequency (high performance); ** Adopt grinding process to achieve extremely high size accuracy, position accuracy, the highest surface roughness grade, and improved coordination accuracy. ** Low maintenance, less breakdown, long using life.