ProHold Socket Hex Bit 9 Piece Tool Set, with Sockets - 2" Length. Includes sizes: 4mm, 5mm, 6mm, 7mm, 8mm, 10mm, 12mm, 14mm & 17mm. With ProHold Button Technology. Protanium High Torque Steel and ProGuard™ corrosion resistant finish. Packaged in transparent clamshell.