The DEWALT Cordless Extreme Framing Circular Saw Blade has a thin kerf (cutting width) to ensure that less push force is required by the user and that they cut straighter with reduced binding. The durable teeth stay sharp for a long time with reduced breakage. Suitable for ripping and cross-cutting natural timbers and cutting composite wood based sheet materials e.g. Plywood, MDF and chipboard. NOT recommended for timbers that contains nails.