Features Wide range of applications, suitable for the conversion of drill bits, screwdrivers, bits, etc. With strict quality control and quality assurance, high safety factor, can be used with peace of mind. Made of aluminum alloy, small and compact, easy to carry and with good performance. Great workmanship, perfect replacement for the old one and has a long service life. Keychain screwdriver bit holders, can be hung on the bag, easy to use and durable. Specification: Item Type: Keychain Screwdriver Bit HoldersModel: 5Pcs color (red, orange, blue, green, black) Material: Aluminum alloy Purpose: Can insert hexagonal shank twist drill bits, etc. Color: Black, orange, blue, red, green Connector Size: 1/4in Package List:5 x Keychain Screwdriver Bit Holders 1 x Buckle Package List 5 x Keychain Screwdriver Bit Holders 1 x Buckle