Description: 【Package Includes】: The package contains 5 colored screwdriver bit holders to meet your various needs and make your work more efficient. 【Quality Material】Made of carbon steel aluminum alloy, This bit holder keychain has good durability, and is lightweight, ensuring its service life. 【Wide Application】This drill screw adapter adopts a 1/4 hexagonal handle design and is suit for various electric screwdrivers, and handheld screwdrivers. 【Easy to carry】This keychain drill screw adapter is small and lightweight, easy to store and carry, and can meet your work needs no matter when and where. 【Improving Efficiency】The unique design of this screw adapter allows you to tighten quickly, which can greatly improve work efficiency. Specification: Material: Carbon Steel Aluminum Alloy Size Chart: Hook Size: 7.8cmx4.3cm/3.07inchx1.69inch Screwdriver Bit Holder Size: 3.4cmx1.5cm/1.34inchx0.59inch Package Includes: 1 Hook 5 Screwdriver Bit Holders(5 Pack) Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement.