14 Inch Hex Shank Magnetic Extension Chuck Adapter Quick Release Bar Socket Screwdriver Bit Holder For Quick and Easy Bit ChangesLength 60mm

The bit extension holder makes a great addition to any impact drivers of drills. It saves a great amount of time by quickly drilling screws. The bit extension holder is made with a high quality material with heavy duty construction to ensure maximum efficiency. The hardened nickel plated shaft and stainless body ensures a long lasting product while the super strong magnetic tip holds screws in place and reduces any wobbling and minimizes dropping. The bit holder can be used for a variety of drivers making it very handy and flexible. It’s conveniently spring loaded for efficiency and is designed with exclusive hex shank locking system for added security.  Specifications: Material: Chrome-vanadium steel(black), stainless steel(silver), aluminum(red) Hex Socket Size: 6.35mm(1/4") Head diameter: 7.5mm(0.29") Length: 60mm(2.36") Weight: 20g Properties: interface has a locking mechanism, built-have magnetic, automatically pop up batch head. Package Includes: 1 x Magnetic Screwdriver Bit Holder  Note:  1.Only the bottom of the hole part is magnetic, the hex shank is NOT magnetic! 2.These holders are not suitable for double interface bits .