20degree swivels and a 1/4 inch hex shank allow quick, secure bit changes and flexible access, enabling efficient and precise drilling even in tight spaces. Suitable for professional carpenters, enthusiasts, and users who frequently swap drill bits, this extension rod enhances productivity and ease of use in demanding tasks. Engineered to meet the needs of both professionals and hobbyists, it elevates craftsmanship with reliable performance in drilling accessories. Featuring a locking mechanism, this durable drill bit holder is compatible with various drill models and is a useful tool for any toolkit. Applications and practical scenarios Reach confined or overhead drilling locations where straight access is limited; the 20degree swivels provide flexible alignment. Speed up bit changes on long or intricate projects; the 1/4 inch hex shank supports quick, tool bit swaps. Use across different drill brands/models; the locking mechanism ensures secure bit retention and stable performance.