◆ Use DR-25 together with DZ-70 Neji Zaurus GT Drive as the universal joint. ◆ Also can be used on 18V power tool. ◆ Suitable for unscrewing in narrow and confined spaces, especially for stripped screws on the corners of wall. ◆ Unique internal structure to prevent the driver bit from detaching. ◆ Recommended to use DR-25 with DR-19 screw catch to avoid screw falling to floor.