The Dewalt DW871 is a powerful 15.0 Amp/5.3 HP (maximum motor HP) motor provides more overload capacity, increasing performance and durability. Ergonomically designed "D" handle provides a more comfortable hand position reducing user fatigue and increasing productivity. Quick-lock vise allows for fast clamping on different size materials to increase productivity. Large cutting capacity (5" round / 4-1/2" x 6-1/2" rectangle) provides the ability to cut a wide variety of materials. Allows users to channel sparks.