Included with (6) Freud D0506CH 5-inch TiCo Carbide Circular Saw Blades can be used to cut all James Hardie fiber cement products and other fiber cement products. Designed with a super thin laser cut kerf for faster, cleaner cuts, and less fiber cement dust the saw blade is made to fit all 5/8-inch arbors and will quickly cut through all types of fiber cement including Hardie fiber cement siding. The blade features a perma-shield non-stick coating with abrasion-resistant Freud TiCo carbide. For best results use the RIDGID R3400 5-inch Fiber Cement Power Tool Circular Saw. Includes (6) fiber cement saw blades. Warning: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.