Máy nén khí trục vít Hanshin GRH3-20A / GRH3-25A / GRH3-30A / GRH3-35A / GRH3-50A / GRH3-75A / GRH3-100A /GRH3-125A / GRH2-150A / GRH2-200A / GRH2-250A / GRH2-300A