The DEWALT Construction Circular Saw Blade Stationary – General Purpose 216mm 40T has been designed for cutting softwoods composite materials and rough timber. The ultra-sharp carbide teeth means less force is required when pushing the blade through the timber it also can be used to cut through embedded nails. The durable construction of the impact resistant carbide teeth reduce the chances of chipping or breaking if it hit a foreign object. This blade has been constructed to fit portable machines making it ideal for demanding jobsite operations.