Strong and lightweight material, easy to short drill strings, convenient when you are out or working. The 1/4inch bit holder key holder is convenient for daily use and work needs. Quick-release bit holder on the tool bag for quick and easy bit change with one hand. The key chain extension rod is small in size and easy to carry. It is suitable for the of drill bits and screwdrivers, and can also be used as a key chain. color:Orange+red+green Material:aluminum Package Contents: 3 x Bit Holders 1 x Buckle Only the above package content, other products 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.