【Effortless Operation Along Threaded Rods】Glides smoothly along any point of the threaded rod, making it ideal for overhead or multi-tiered installations that require precision and speed. Nut Zipper Drill Attachment for Fast Nut and Bolt Removal, Durable High-Speed Power Drill Adapter for 1/4, 3/8, 1/2 Threaded Rods, for Conduit Racks, Strut Systems, and Overhead Fixtures Specifications Name: Nut Zipper Drill Attachment for Fast Nut and Bolt Removal Compatibility: 1/4, 3/8, and 1/2 threaded rods Shank Type: 1/4 hex shank Material: Thermoplastic body with steel bearing Package Includes 1 * Nut Zipper Drill Attachment Notes 1., For use with standard power drills—avoid using with impact drivers., 2., Always wear gloves and eye protection during operation., 3., Ensure proper alignment on threaded rods to avoid cross-threading. 【Nut Zipper Drill Attachment for Fast Installation】Specifically engineered for 1/4, 3/8, and 1/2 threaded rods, this Nut Zipper Drill Attachment significantly speeds up nut installation for conduit racks, strut systems, and heavy-duty fixtures. Gain De Temps Installation Nut Zipper Drill Attachment For Fast Nut And Bolt Removal, 1 Adaptateur Perçeuse Standard Speed up the installation of nuts on threaded rod: Designed for fast tightening of 1/4", 3/8" and 1/2" threaded rod, this nut puller drill bit attachment is ideal for pipe racks, support systems and heavy-duty fixtures Set Harbor Freight Nut Zipper Drill Attachment - Quick Nut & Bolt 【Transforms Drill into High-Speed Nut Driver】Converts your standard power drill into a rapid nut-fastening tool, drastically reducing manual labor and increasing productivity on job sites.