1. Efficient Bit Changes: The Extension Rod Key Chain Adapter enhances your tool efficiency with quick and easy bit changes, making it an essential accessory for any project.This Bits Holder Extension Bar is perfect for seamless transitions. 2. Convenient Portability: Each Bits Holder Keychain comes with a secure black carabiner, allowing you to easily attach it to your belt or bag.Keep your Drill Bit Holder within reach and ready for use at any time. 3. Ideal for Frequent Use: Designed for construction workers, handymen, and DIY enthusiasts, the Keychain Quick Change Connect Rod is perfect for those who need to frequently swap bits during various tasks, ensuring maximum productivity. 4. Streamlined Workflow: Whether drilling, chiseling, or grinding, this portable Drill Bit Holder keeps your bits accessible, simplifying your workflow and enhancing efficiency on any job site. 5. Corrosion-Resistant: The Bits Holder Extension Bar is built to last, with corrosion-resistant materials that ensure longevity.It's a vital addition to any professional or home tool collection. Name:SDS Shank Bits Holder Type:Hand Tool Parts Colour:Black Material:Metal Package Contents: 3 * SDS handle storage adapter 1 * clasp