6 Color Drill Extension Bit Holder, 1/4 inch Hex Shank

6-Pc. Bit Holder Keychain is a highly-portable way to be ready for repairs wherever you may be. Each 1/4″ hex shank bit holder is compatible with most 1/4″ hex handles, hex sockets, electric screwdrivers and handheld screwdrivers. They have a secure backup nut design so each holder securely locks onto your drill bit, ensuring a firm grip to prevent unwanted slips. The design allows you to effortlessly change and replace bits with one hand.