Model 74017 Slits the outer jacket of \”Romex\” cable (all sizes) & other nonmetallic (type NM) sheathed cable Measures wire sizes from 8-14 AWG Insert cable to desired length to be slit, squeeze the handle tightly & pull the cable Constructed of cold rolled steel Zinc plated finish 4\” overall length Product Description Specs The Klein 74017 NM Cable Ripper is easy to use. It slits the outer jacket of \”Romex\” cable (all sizes) & other nonmetallic (type NM) sheathed cable. It also measures conductor wire-gauge from 8 to 14 AWG. Product Overall Length Model # Klein NM Cable Ripper 8-14 AWG ~ 74017 4\” 74017 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