The DEWALT Extreme Cement Saw Blade features synthetic PCD Polycrystalline Diamond tipped teeth These PCD coated teeth provide 100 longer life in fibre cement than TCT tipped blades The laser cut blade features anti-vibration body slots and precision ground tips The blade design also helps to reduce dust production when cutting fibre cement materials Suitable for cutting a range of materials including fibre cement board laminatepre finished flooring MDF plywood etc