Durable Pentalobe TS1 Screwdriver with Magnetic Tip - NY1718
Durable tool for repairing iPhone and other small electronics that utilize TS1 pentalobe screws. For example, you can use this to remove back cover screws for iPhone 4S, iPhone 5 and iPhone 4 (later versions). The tip can be re-magnetized with anything with magnets (e.g. an iPad, see image)