Material: S2 steel Size: 110*147*22mm Weight: 222g Precision Screwdriver for iPhone,iPad,Notebook,Computer and other device. Screwdriver handle is made of Aluminium alloy,the middle of the handle has increases the friction,make sure will Non slip when you're working. Magnetic Screw Bits are made of CR-V material,Non-rust and Durable,increase the effective. Screw bits type including Slotted,Torx,Phillps,Pentalobe. Equipped with a carry box,lightweight and portable,easy to store.