1.Firefighting rescue tool 2.Cut collapsed concrete precast panel 3.hydraulic hand held 4.easy and ... rescue equipmentFeature: 1.Aluminum handle, small size, light weight, portable;2.With blade brake device, greatly improving the safety performance ... : The Hydraulic Disc cutting saw used to cut collapsed concrete precast panel, reinforced concrete, rock, brick, reinforcing steel bar, pipes, Guardrail, ...