Bosch Professional MS4041 41 Piece Drill & Screwdriver Bit Set 2610038617 The Bosch MS4041 is a 41-piece combination drill and screwdriver bit set in an attractively designed, stable and robust carry case. The set contains drill bits for wood, stone, metal and plastic, with a selection of 1/4\" hex screwdriver bits and a double-ended ratcheting right-angle screwdriver. FEATURES Wide Selection of Bits: These sets come with a wide selection of bits – both driver bits and drill bits, and more. The bits and accessories included have been chosen to handle many common applications Fastening Solutions: The sets feature driver bits that are built to handle a variety of materials. They are designed to lessen damage to the screw head. The bit tips are designed with better bit-gripping power to keep the bit in the screw Drilling Solutions for Most Materials: The drill bits in the set work in materials such as wood, metal and masonry. The bits include split points that provide fast, easy starts and reduced bit walking All-In-One Convenience: The Bosch Drill and Drive Bit Sets give all-in-one convenience to users who want accessories conveniently available for everyday tasks. The set is designed for use from the garage to the workshop to the toolbox