The SKIL 5-1/2 In. 18-Tooth Circular Saw blade is made of tungsten carbide to last up to 60 times longer than steel blades. Utilize the sharp cutting edges for fast, smooth cuts. The expansion slots ensure the blade runs straight and true, giving you a high quality cut. Made of tungsten carbide to last up to 60 times longer than steel blades Sharp cutting edges for fast, smooth cuts Expansion slots to ensure blade runs straight and true Sub-Brand: Construction Type: Circular saw blade Wood Cut Finish: Rough Arbor Diameter: 5/8-in diamond knockout Saw Blade Diameter: 5-1/2-in Blade Material: Tungsten carbide-tipped steel Dado: No Directional Setting: Bi-direction For Use on Acrylic: No For Use on Asphalt: No For Use on Brick: No For Use on Ceramic: No For Use on Cinder Block: No For Use on Composite Decking: Yes For Use on Concrete: No For Use on Fiber Cement: No For Use on Glass: No For Use on Granite: No For Use on Laminate: No For Use on Marble: No For Use on Melamine: Yes For Use on Metal: No For Use on Non-Ferrous Metals: No For Use on Plastic: Yes For Use on Plywood: Yes For Use on Porcelain: No For Use on Slate: No For Use on Vinyl: No For Use on Wood: Yes Number of Teeth: 18 Package Quantity: 1 Rim Type: Standard tooth Set/Individual: Individual Warranty: None Wet/Dry Cut Capability: Dry cut only Brand/Model Compatibility: Fits most all portable saws Compatible with Benchtop/Stationary Saws: No Compatible with Handheld Circular Saws: Yes Compatible with Tile and Cut-Off Saws: No CA Residents: Prop 65 Warning(s): Yes UNSPSC: 27112800