Tackle a variety of wood and metal cutting tasks with this DeWalt 16-Piece Bi-Metal Reciprocating Saw Blade Set (DW4899). It includes both wood and metal cutting blades that feature a raker tooth design that increases the tooth contact area, for faster cuts. The patented tooth design utilizes sharp tooth geometry and features an aggressive shank angle for additional tooth contact, which helps the blade maintain cutting speed and extend its life. Additionally, these blades feature a specially formulated anti-stick coating that minimizes friction and gum up for smoother operation. This 16 piece set includes a convenient case to safely store the blades when not in use.