ITEM NAME:Adjustable Screw Depth Bit Holder 1/4'' Hex Driver Home Hand Tools ME This product is a 1/4 inch hex shank drywall screw bit holder. 100% Brand new and high quality. Can be used with drills and power screwdrivers. Allows you to finish a accurate working with drywall screws. Material: Chrome-vanadium steel. Overall length: 60mm(approx). Hex Shank diameter :0.27 inch/7mm(approx). Quantity:1 PC. Package contents: 1* Hex Shank Holder Note: 1.Under the influence of light and the display, the color difference may decrease slightly. 2.Due to manual measurement, please allow size differences about 1-3cm. Thank you for your understanding.1 Hex Shank Holder. Overall length: 60mm(approx). Allows you to finish a accurate working with drywall screws.