Description DEWALT General Purpose Titanium Nitride Coating Oscillating Blades are built for long life in tough applications. The Titanium Nitride Coating resists heat build up for long life and the Universal Fitment design allows for quick, tool-free blade change.LONG LIFE: Titanium Nitride Coating resists heat build up for long cutting life in tough applicationsVERSATILE DESIGN: Bi-Metal cutting edge provides versatility to cut through wood, drywall, wood with nails, and metalUNIVERSAL FITMENT: UNIVERSAL FITMENT design for quick, tool-free blade changeCUT THROUGH WOOD WITH NAILS: Durable tooth design optimized to cut through wood with nails WARNING: This product can expose you to chemicals including Lead which is known to the State of California to cause cancer, birth defects or reproductive harm and Butyl Benzyl phthalate (BBP) which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov