ITEM NAME:1 x Hex Shank Magnetic Extension Socket Drill Bit Holder For Screwdriver Best Descriptio n Description: Features: Interface has a locking mechanism, built-have magnetic, automatically up batch head. Suitable for drill, screwdriver, batch head and other to transfer. Extend all kinds of screwdriver bits, screwdriver head conversion uses. Fast, fastening; Greatly improve work efficien Specifications: Specification: Brand new and high quality Material: Stainless steel & Aluminum Head + Chrome vanadium steel Shank 1/4" hex shank (6.35mm) Length: Approx. 150mm/5.91" Quantity: 1 Pc Package Included: Package included: 1 x Magnetic Hex Shank Quick Release Drill Bit Note: 1.Due to the manual measurement and different measurement methods, the actual size could be slightly different. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. Whatever the ending's perfect or not, you can't disappear from my world 1 x Hex Shank Magnetic Extension Socket Drill Bit Holder For Screwdriver Best.Extend all kinds of screwdriver bits, screwdriver head conversion uses. 1 x Magnetic Hex Shank Quick Release Drill Bit. Suitable for drill, screwdriver, batch head and other to transfer. 1/4" hex shank (6.35mm).