Switch between functions in seconds with the FastFix interface, saving time and eliminating cost of dedicated, single purpose tools. The Festool FastFix Offset Chuck places bits flush to side, enabling access for drilling and driving adjacent to walls and into corners. Significantly faster and easier than the alternative of driving screws in tight spaces manually. The chuck rotates 360 degrees with 16 presets. quick release collar will not mar adjoining surfaces. Getting the job done right the first time eliminates waste of material and fasteners and saves valuable time. Works with all existing and previous model Festool drills equipped with FastFix interface for tool less change of chucks.