A massive selection of precision screwdriver bits and extendable driver handle with 4mm drive and swivel top. The comprehensive choices make it perfect for technicians, hobbyists and DIY users working on electronics, laptops, phones and other precision repair tasks. Included in the set are nut spinners from M2.5 to M5.0 and wide bit selections such as Hex, Star, Slotted, Cross point and Pozi.