feature: (1) for nail plasterboard, partition, panel, ceiling (2) Automatic screw conveying system can deliver screws quickly and accurately (3) The chain design of the screw is easy to assemble and operate, suitable for electric drill (4) Over the screw length and depth indication, you can easily adjust the screw
Note: 1.Does not include electric drills. 2.The drill switch must be activated before the chain adapter can be used. 3.If it cannot be used smoothly, please check if the switch is reversed. 4.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 5.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!