Description Bonds, fills and repairs aluminum, brass, bronze, ceramic, copper, iron, pewter, plastic, porcelain, steel and wood. For automotive, industrial, households, hobbies, farm machinery and equipment. Drying time 4 to 6 hours before handling. Not affected by gas, oil or water. One tube contains a mixture of fine steel in a liquid base. The second tube contains hardening compound. 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