The Dewalt 115 x 9.5mm 4T PCD Saw Blade is a circular blade designed for use with the DeWalt DCS571 18V XR Brushless 115mm Compact Circular Saw. This saw blade feature four robust teeth made of PCD (polycrystalline diamond) and reduces the production of excessive dust. With a diameter of 115mm and a bore of 9.5mm, this blade is ideal for trade professionals and DIY enthusiasts.. The Dewalt DT20421 is a long-lasting and durable saw blade for use with the DCS571 compact circular saw. Its PCD Teeth (Polycrystalline Diamond) and precision ground tip provide 100x longer life in fibre cement vs TCT. You can expect reduced dust and increased safety with this blade. It is ideal for cutting through fibre cement, laminated flooring, soft and hardwoods and more. Features: Ideal for cutting through fibre cement, Marley Eternit, Hardie backer, trespass, laminated flooring, melamine, soft and hardwoods, MDF, plywood and chipboard Synthetic Polycrystalline Diamond Tipped Tooth Precision ground tips Carbide layer 100 x longer life in fibre cement vs TCT Specification: Diameter: 115mm Bore: 9.5mm Tooth Count: 4 Max RPM: 5000 Features and Benefits: PCD Tooth (Polycrystalline Diamond) 4 Teeth Reduced Dust Supplied With: 1 x DeWalt DT20421-QZ 115 x 9.5mm 4T PCD Saw Blade