The XR FLEXVOLT DCS397 from DEWALT is the new 54V alligator saw delivering corded performance from a cordless tool. This powerful alligator saw is ideal for cutting through hollow clay blocks, aerated concrete, timber and insulation materials. The DCS397 alligator saw features two durable blades with a thicker sword for reduced deflection and a more accurate cut. The integrated blade clamp enables the entire sword to pass through the substrate with ease. Plus the sturdy aluminium gearcase housing reduces weight and provides excellent durability.