Wheeler Micro Multi-Driver Tool Pen - Have the bits you need, on hand, with the Wheeler Micro Multi-Driver Tool Pen. Its convenient shape fits comfortably in your hand and is equipped to hold 5 of your most used bits. The aluminum constructed handle keeps the bits internally and can be changed quickly, by simply pulling the bit out of the exposed end and pushing it through the top of the handle. This tool also comes with a bit holder to conveniently store up to 12 unused bits. Aluminum construction handle that holds 5 bits internallyHex MetricSlottedPhillipsTorx and Torx Security