JBtek 5 point 6 point 3 Piece Tool Kit Pentalobe Screwdriver for Macbook Air/Pro with Retina Display This kit includes two screwdrivers and one helper stick 5 point screwdriver used for opening the back panel screws 6 point screwdriver used for taking off the battery and fan screws Can be used for Macbook air as well as Macbook pro with Retina display Material: Chrominm molybdenum vanadium steel