... , PH00, PH0, PH1 (Most common cross heads)3). 7 Heads Straight 1.0, 1.5, 2.0, 2.5, 3.0, 3.5 ... , 4.0 (Most common Straight heads)4). 8 Heads Hex 0.7 ... , 0.9, 1.3, 1.5, 2.0, 2.5, 3.0, 4 ... leaving Negative or Neutral feedback to us !! Jackly 31 in 1 Screwdriver Set Mobile Phone Repair Kit Tools Magnetic HeadT3 T4 T5 T6 ...