Bosch MS4034 34-Piece Drill and Drive Bit Set VERSATILE: This mixed set includes a wide variety of both driver bits and drill bits as well as a selection of accessories to help assist in a number of drilling and fastening applications QUALITY: The included driver bits feature designs to lessen damage to the screw head and provide better bit-gripping power. The split drill bit tips provide easy drilling starts and are ideal for a variety of applications such as wood, metal, masonry and more CONVENIENCE: With such a wide variety of bits and accessory options, this set is deal for everyday tasks from the garage to the workshop to the home PORTABLE: Includes a tough jobsite case for secure storage, easy access, organizing and portability. The set includes removable components so you can take the range of bits wherever you need them for carry-along convenience ALL IN ONE: Includes 1 in. Insert Bits, Bit Holder, Sockets, Socket Adapter, Countersink, Black Oxide Drill Bits, Rotary Masonry Drill Bits, Brad Point Bits