Festool 493539 FastFix Depth Stop Drill Chuck allows you to switch between drill and driving functions in seconds with the innovative FastFix interface, saving you time and eliminating the need for dedicated, single-purpose tools. This depth stop chuck is engineered for consistent and precise depth setting, regardless of the material density, ensuring your screws are ly flush every time. Its integrated clutch maintains the depth of fastener placement independently from the torque setting, while the green quick-out ring makes backing out screws effortless without affecting the depth setting. I for tasks like drywall installation, decking, and cabinetry, it helps you get the job right the first time, reducing waste of materials and fasteners and saving valuable time. Compatible with all existing and previous Festool drills equipped with the FastFix interface, including T+3, C12, TDK, TDD, and CDD models, it a lighter, more compact, and more flexible to dedicated drywall guns. Set it once and forget it, expanding the versatility of your Festool drill with ease and efficiency. Model Number: 493539