Accepts standard: Applicable to 1/4 Hex bits, 1/4 inch quick hex shank and 1/4 inch hex socket; fits most electric drivers, handheld drivers and drills such as T25 and T20 drills, etc Easy Push Chuck / Pull Ring Release: Katerk impact bit holder has a ball bearing that holds the bit in place and they work like a slide or snap lock Major Time & Space Saver: Carabiner Bit Holders are easy to organize and keep track of chucks and drills. It's a practical tools for electrician, handyman, construction worker, crafters, carpenters, DIYers, contractor, carpentry, mechanic Easy to carry and versatile: 12 pieces drill bit holder is small and easy to carry, suitable for transferring all kinds of drill bits, screwdrivers, etc. It can also be used as an outdoor hiking buckle. It's an electrical tool for electrician Light weight & Large Load: The drill socket adapter is made of aluminum alloy; 1 pcs is only o.3 oz, which is sturdy and Light-weight; The drill holders powerful ball lock buckle holds objects up to 3.3 lbs (1.5 kg) Cool Christmas Gift for Men Stocking Stuffers: This versatile screwdriver bit holder is the perfect present for anyone in construction or electrical work; It's a tech gadgets and cool tools for dads, husbands, boyfriends Feature:1. Extend all kinds of screwdriver bits, screwdriver head conversion usesUniversal 1/4inch quick hex shank and 1/4inch hex socket fit most electric drivers, hand-held drivers and bits.2. The keychain extension rod is made of aluminum alloy, and the interior is not completely empty. It can be fitted with a short bit or a long bit.3. This keychain has a flat, thick and round design, which makes it easier to take the product and change the bit with one hand.4. The smooth surface processing and pull-out bushing can avoid accidental dropping of tools and facilitate high-altitude operations.5. Large-diameter flat-mouth rings are easy to install on chain buckles.6. Comes with a chain buckle, which can be hung on a belt. Suitable for drill, screwdriver, batch head and other to transfer.7. You can also use the keychain post with your favorite carabiner according to your needs.8. Compact and portable, easy to carry around.Specifications:Material: Aluminum AlloySize: 6 cm / 2.36 inColors: Blue, Red, Black, Green, Yellow, SliverNote:No retail package.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package Listing:Package Content:2 x Black Carabiners 24 x Screwdriver Bits Holder