The Kobalt 118269 1/4 X 1/4 Hex Socket Magnetic screwdriving Bit Adapter is a high-quality drill bit designed specifically for use with magnetic screwdrivers. Its compact size of 1/4 X 1/4 allows for easy bit changes and versatile use. The Kobalt brand ensures reliability and durability, making this adapter a valuable addition to any workshop or tool collection.