TMK4139: Features: -Screwdriver bit and socket set.-7 Sockets: 0.19'' to 0.5''.-7 Metric sockets: 6mm to 12mm.-1-4'' extension bar.-1 Bit adapter.-7 Torx bits: T10 to T40.-8 Hex bits: 0.06'' to 0.25''.-3-Phillips head bits: No. 1, 2, 3.-Slotted bits: 0.19'', 0.25'', 0.28''.-Durable storage / carry case.-All tools demagnetized for computer...