【Function--bits hold/quick change 】The Pull-out bushing bits holder can instead of carting around large boxes that bits commonly come in. To make it easy to remove and place back on the quick connect. Can avoid accidental dropping of tools and facilitate high-altitude operations. 【Way of working】This bits holder keychain have a ball bearing detent to hold the bits, they work like a slide or snap lock. Which makes it easier to change the bit with one hand. 【Application For】Universal 1/4inch quick hex shank and 1/4inch hex socket keep different commonly used 1/4 bits handy. Fit most electric drivers, hand-held drivers and bits, like t25 and t20 bits etc. 【Large Load】The powerful ball lock buckle of bits holder can carry bits tools up to 500g in weight. To keep the drill bits not easy to fall. 【Durable】The drill bit socket adapters are made of aluminum alloy, nice durability, lightweight, sturdy, which ensure their longevity. Feature: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.This keychain has a flat, thick and round design, which makes it easier to take the product and change the bit with one hand.The smooth surface processing and pull-out bushing can avoid accidental dropping of tools and facilitate high-altitude operations.The powerful ball lock buckle can carry tools up to 500g in weight.Large-diameter flat-mouth rings are easy to install on chain buckles.Comes with a flat blade with a lifting ring, which can be used to pry open the outer cover of a paint bottle.Comes with a chain buckle, which can be hung on a belt.You can also use the keychain post with your favorite carabiner according to your needs.Extend all kinds of screwdriver bits, screwdriver head conversion usesUniversal 14inch quick hex shank and 14inch hex socket fit most electric drivers, hand-held drivers and bits.Compact and portable, easy to carry around.Suitable for drill, screwdriver, batch head and other to transfer.Screwdriver Bits Holder only, other accessories demo in the picture is not included.Specifications:Material: Aluminum AlloySize: app.60mm2.36inOptional Colors: Blue, Red,Black,Green,Yeloow,SliverQuantity: 1 Pc1 SetNote: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 Content: 1 x Screwdriver Bits Holder