- 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. The DEWALT DT10640QZ Cordless Extreme Framing Circular Saw Blade has the following specifications: - Blade Diameter: 165mm. - Bore Size: 20mm. - Tooth Count: 40.