The Factory Team 8-Piece Hex Driver Set is a compact and lightweight tool solution for everyone from the new enthusiast to the pro racer. The most popular standard and metric hex sizes are included and conveniently store inside the machined aluminum handle. The hardened tips can be used in power screwdrivers with a 1/4" hex drive to tackle heavier jobs such as 1:8 vehicle maintenance. Additional sizes, as well as nut driver and screwdriver tips, are also available. Sizes are 0.050, 1/16, 5/64-2.0mm, 3/32, 1.5mm, 2.5mm and 3/32 ball.