Fiber-Cement Board is a very abrasive material that wears down normal carbide very quickly. The TENRYU BOARD-PRO incorporates special grade carbide tips for longer life.
Warning: SOME PRODUCTS WE SELL MAY CONTAIN ONE OR MORE CHEMICALS KNOWN TO THE STATE OF CALIFORNIA TO CAUSE CANCER, BIRTH DEFECTS OR REPRODUCTIVE HARM. For more information please visit https://oehha.ca.gov/proposition-65