About This Item. Portable Screwdriver Set - This is a 51-piece magnetic screwdriver set that contains virtually all the tools needed to repair various electronic parts. It is suitable for iPhone, Samsung, Tablet, PC, Laptops, Clocks, Cameras, Game consoles, Glasses, etc. aluminum, non-slip design with rotating cap for precise rotation and control, it allows you to easily remove and reassemble the bits, all you have to do is choose the bit you need and insert it into the hole of the grip; and the bit will be sucked firmly because of the magnetism. High Quality Workmanship - Professionally choose 51 S2 screwdriver bits with high precision. Hardness up to 60 HRC more wear resistant than CR-V material. All screwdriver bits are rust protected. Each bit is tag and magnetized in the assigned slot for easier identification. Multiple Magnetic Bits 12 types of screwdriver bits: Phillips (PH 000/00/0/1), Torx (T 2/3/4) and Torx Security (T 5H / 6H / 7H / 8H / 9H) / 10H / 15H / 20H), flat head (SL 1 / 1.5 / 2 / 2.5 / 3 / 3.5 / 4), three point (Y 0.6 / 1, 5/2 / 2.5), triangle (2.0 / 2.3 / 3, 0), square (S 0/01/02), (T 2/3/4), hexagon (H 0.7 / 0.9 / 1.3 / 1.5 / 2.0 / 2.5 / 3 , 0 / 3.5 / 4.0), pentalobe (P 2/5/6), U-shaped (U 2.6 / 3.0), SIM card eject pin (U0.8), JIS (2.0). See more details.