6" Dual Action Air Sander. Heavy duty ball bearing construction. Cast iron cylinder with larger shaft for better balance. Built-in regulator for precise speed control. Mechanics Products.,For California Residents:,   WARNING: Cancer & Reproductive Harm - www.P65Warnings.ca.gov,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 6" Dual Action Air Sander