WARNING : Drilling, sawing, sanding or machining wood products can expose you to wood dust, a substance known to the State of California to cause cancer; Avoid inhaling wood dust or use a dust mask or other safeguards for personal protection. For more information go to www.P65Warnings.ca.gov/wood. WARNING: This product can expose you to cobalt, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.