Makita PCD Circular Saw Blade is designed to cut fibre cement board including Hardie board, Marley weatherboard and compressed concrete, one of the fastest-growing, environmentally friendly materials in the construction industry. Polycrystalline diamond tipped teeth provide increased durability and longer life. Smoother, cleaner and more accurate cutting. Delivers outstanding performance results when compared to a TCT blade or Diamond Continuous blade. Specification: Blade Diameter: 165mm Bore: 20mm Kerf: 2.1mm Rake: 10° Thickness: 1.4mm Tooth Count: 4