QUICK-CHANGE DESIGN FOR FAST BIT SWAPS Designed with a quick-release mechanism, this quick change bit holder allows you to swap screwdriver bits, drill bits, or nut drivers in seconds. The cupped grip design provides better control and easier handling, making it ideal for professionals who need speed and efficiency on the job. UNIVERSAL 1/4" HEX COMPATIBILITY Features a standard 1/4-inch hex shank and 1/4-inch hex socket, compatible with most: Drill drivers & impact drivers Electric screwdrivers Hand screwdrivers Screwdriver bits & nut drivers An ideal bit holder for drills, screwdrivers, and impact drivers. Color: As Shown Material: Aluminum Alloy Package Contents: Bit Holder Keychain 2-Pack(6 Per Set) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.