WHAT YOU GET 16 in 1 precision screwdriver set including 15 different bits, 1 antislip handle, and 1 smartdesign transparent storage box. The 15 precision bits comprise 5 Torx, 3 Philips, 2 Slotted, 1 Yshaped, 1 Conical Needle, 1 Ushaped, 1 SIM Eject Bit, and 1 Pry Bar. EASY TO USE Ergonomic, antislip handle designed to fit comfortably in either hand for right or lefthanded use. Magnetic head keeps bits secured to prevent loss during use. DURABLE AND RELIABLE Bits are made from carbon CRV steel with heat treatment (quenching and tempering) for hardness, wear resistance, and rustproof performance. Handle and storage box are constructed from quality ABS plastic for longlasting durability. STORAGE AND PORTABILITY Transparent storage box with precise slots keeps bits organized, clean, and rust, and prevents loss. Compact size: 14.2 cm x 4.7 cm x 2.2 cm (L x W x H); small and light for easy transportation. USE SCENARIOS Electronics : smartphones, tablets, laptops; includes SIM Eject Bit for SIM tray removal. Small appliances and gadgets: cameras, drones, remote controls, RC toys. DIY projects and model assembly requiring precise small screws and specialized bits.