This 18-piece precision screwdriver set is perfect for quick and easy repairs, from jewelry and computers to electronics. With a durable handle, eight-sided grip and fingertip swivel heads, you'll have all the control and torque you need. Plus, the close-tolerance locking screw chuck ensures that attachments stay firmly in place.  All attachments are black oxide-coated, with fingertip swivel heads to maximize control and torque.