Features: The 6.35mm auto locking magnetic hex shanks extension bar ensures secure tool retention during operation, featuring a magnetic tip for quick drill bit/screwdriver head attachment. Crafted from corrosion resistant steel, this extension bar withstands rigorous outdoor use while maintaining accuracy alignment in tight workspaces. Ideal for professional mechanic, electricians, and DIY enthusiasts requiring reliable power tool accessories for frequent bit changes. Perfect for overhead repairs, automotive maintenance, and construction projects where tool stability and quick accessory swaps is critical. Its delicate designs with universal 1/4" hex compatibility integrates seamlessly into toolkit for mobile technicians and workshop professional. Specifications: Material: Metal Size: Approx.59mm/2.32inches Handle diameter: 6.35mm diameter Package Includes: 1Pc 6.35mm auto-Locking Magnetic Hexagonal Handle Extension Rod note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.