BST-895 3D S2 Steel Precision DIY Magnetic Screwdriver Y 0.6 PH000 Pentalobe 0.8 M 2.5 T1 T2 Bits Screwdrivers Set feature1 Precision screwdriver for iphone4-xs, laptop, 3ds, sumsang ect other mobile phone. feature2 The head is made of high class S2 steel, and processed in high temperature. feature3 The handle is made of ABS plastic. the cap can spin easily. feature4 This size is designed according human hand, it is very comfortable to use. feature5 Three different size can be chose.