Drilling Bit Accessory Drill Chuck Adapter Hex Shank To 3/8 1/2 Inch Male Thread

Features: *Unique patented locking function breaking the traditional locking method. *Unique thrust bearing torque easy to handle applied translate into greater clamping force. *More effectively prevent loose off at work so that the cartridge clip holding the tool more reliable. Specifications: Product name: Hex Shank Adapter Material: Steel Color: Black Optional Size: 1/4 To 3/8 Inch 1/4 To 1/2 Inch Suitable for: Prevent the drill chuck from loosening when working Quantity: 2Pcs Package Includes: 2 × Hex Shank Adapter Notes: 1.Transition: 1cm=10mm=0.39inch. 2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 3. Please allow slight manual measurement deviation for the data.