This DEWALT Construction Circular Saw Blade has the following specification: Application: Cutting of rough timber, possibly with embedded nails. Blade Diameter: 160mm. Bore Size: 20mm. Tooth Count: 18. Plate Thickness: 1.5mm. Kerf Thickness: 2.5mm. Grind Type: ATB. Rake Angle: 20. DEWALT Construction Circular Saw Blade for use with portable machines to cut softwoods and composite materials. The impact resistant carbide teeth help to reduce the chance of chipping or breaking a tooth. With ultra-sharp cutting edges and Alternate Top Bevel (ATB) teeth to reduce splinters. The blade features a wedge shoulder to protect the carbide from nail impact. The fast, smooth cutting action and durable construction makes it ideal for demanding jobsite operations, rough timber and cutting through embedded nails.