HART 40-Piece IMPACT DRIVER BIT SET 1/4" HEX MAGNETIC HOLDER SOCKET ADAPTER NUT The HART 40-Piece Impact Driver Bit Set is a versatile and essential tool for any DIY enthusiast or professional tradesperson. With a 1/4" hex magnetic holder socket adapter, this set allows for easy bit changes and secure holding. The impact driver bits are suitable for use with drills and are designed to withstand tough applications. The compact size of the bits makes them ideal for a variety of projects, and the included adapter allows for use with different tool types. Keep your toolbox organized and ready for any project with this high-quality HART bit set. Purchased new and only used one of the bits - all other bits are new & never used. See photos