Diablo, 238 quickchange magnetic driver bit holder Diablo’s quickchange magnetic driver bit holders deliver ultimate performance and maximum durability in extending the drill’s reach in hard to access areas The time saving toolfree, quickchange feature makes changing out bits more efficient A highstrength, permanent magnet provides a secure, antiwobble grip when fastening screws and nuts into a variety of applications Torque resistant design absorbs torque for less stress on the holder This range is impact strong, delivering increased shank stability and durability in cordless and corded impact and drill drivers