The Quik Bit screwdriver allows users to change bits in less than 2 seconds using its pump action design. Simply pull back the handle, choose the bit that you require by looking though the clear plastic sleeve, push handle back in place and you have selected a new bit! The screwdriver comes with a set of 6 popular bits but also allows you to use your own by simply removing one or more of the contained bits and replacing it with another. The bits are then stored inside the screwdriver ready for use. The product comes with a lifetime warranty against defects in workmanship and materials.