DBH238QC Diablo 2-3/8 in. Quick-Change Magnetic Drive Bit Holder Diablo's quick-change magnetic drive bit holders deliver ultimate performance and maximum durability in extending the drill’s reach in hard to access areas. The time saving tool-free, quick-change feature makes changing out bits more efficient. A high-strength, permanent magnet provides a secure, anti-wobble 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. Easily extend reach of drill in hard to access, confined spaces Universal design fits all insert and drive bits Quick-change feature makes changing out bits fast and easy with no down time Permanent magnet eliminates wobbling by securely gripping screws and hex nuts Torque Resistant Design for less stress on the holder and the bit Impact Strong™ increases shank stability and durability Rust protection coating for superior wear and corrosion resistance Optimized heat treatment process strengthens the adapter for impact resistance and stability Maximum stability in in cordless and corded impact and drill drivers LENGTH : 2-3/8 in SHANK : 1/4 in Hex