[Function] --- hold/quick change, The Pull-out bushing holder can of carting around boxes that commonly come in. To easy to remove and place back on the quick connect. Can avoid accidental dropping of tools and facilitate high-altitude operations. [Application] --- Universal 1/4 inch quick hex and 1/4 inch hex socket keep different commonly used 1/4 . Fit most electric drivers, hand- drivers and , like t25 and t20 etc. Make this fits by entering your model number. [ Load] --- The powerful ball lock buckle of holder can carry tools up to 500g in weight. To keep the drill not easy to fall. [ Bit Holder] --- 6PCS Extension Bar comes with a buckle, which can be easily to install on chain buckles. Compact and portable, easy to carry around. [Durable] The drill bit socket adapters are made of aluminum alloy, durability, lightweight, sturdy, which their . [Higher Efficiency] --- Thanks to the surface processing and pull-out bushing, can avoid accidental dropping of tools and facilitate high-altitude operations. It can be fitted with a short bit or a long bit. [Easy to Use] --- has a flat, thick and round design, which makes it easier to take the Extension Bar and change the bit with one hand. Colour:Photo Color Material:aluminum alloy Package Contents: 6X hold Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.