Features Drill Bit Holder: This bit key chain will better fix and hold your bits accessory without missing, largely facilitating your working and operation. With 1/4in Shank: Universal 1/4in shank design ensures wide compatibility with drill bits, screwdriver bits, driver bits and so on, very useful. Different Color: There are 5pcs screwdriver bit holder with different colors, which makes the recognition and use much more convenient. Premium Material: Mainly made from premium materials of aluminum alloy, ABS, and stainless steel, the retractable bit holder is very durable. Easier Carrying: Comes with a compact size and a light weight as well, the drill bit holder is easy to carry for high altitude or field operation. Specification: Item Type: Screwdriver Bit Holder Socket Inner Diameter: 1/4in Material: Aluminum alloy, ABS, stainless steel. Socket Total Length: Approx. 44mm / 1.73in Package List: 5 x Screwdriver Bit Holder 1 x Ring Buckle Package List 5 x Screwdriver Bit Holder 1 x Ring Buckle