The Grainger Hydraulic Chain Saw is a powerful, portable saw designed for cutting concrete, stone, and masonry. It has an 88.1 inch bar length and operates on 5800 psi hydraulic pressure. The saw weighs 79 lbs and is ideal for demolition, trenching, and construction applications. It features rugged steel construction with a v-belt drive system. The saw requires a hydraulic power source to operate.