Adequate quantity: you will receive 6 pieces 1/4 inch Keychain Bit Holder in 6 different colors, red, yellow, blue, green, sliver and black, and a metal buckle, sufficient quantity to meet your daily use Durable material: these drill bit socket adapters are made of aluminum alloy, feature nice durability, lightweight, sturdy, which ensures their longevity Extensive usage: these hex shank keychains are suitable extension of most screwdriver bits; The universal 1/4-inch fast hex shank and 1/4-inch hex socket are compatible with a variety of electric screwdrivers, hand-held screwdrivers and drill bits Thoughtful design: the cupped design of screwdriver bit holders are designed for your easy holding and convenient replacing another drill bit, which can offer you a pleasant using experience Safe to use: their smooth finish and removable bushings can well avoid hex shank keychain extension bars from unexpectedly falling, ensuring the safety of high-altitude operation Product Description