Plastic insulated staples used to attach NM UF and other type NM cable up to 3-conductor (No. 10). Fast and easy-to-install both of the zinc-plated nails can be driven together without splitting wood. Nail heads recess into the staple for minimum exposure. Made of high-grade UV (ultra violet) resistant polyethylene they will resist rot rust and resist the effects of temperature extremes and the degradation of the ultraviolet rays of sunlight. WARNING: This product can expose you to chemicals including DEHP which is known to the state of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov -