Convenient depth control on every screw. The Self-Drill Fastener Screwdriver is the ideal tool for controlled depth fastening in a variety of applications. The ramp-off depth locator provides easy, no-slip depth adjustments for consistent driving, while the ergonomic, tactile grip and two-finger trigger enhance your comfort and balance. The all-metal gear case and diaphragm are designed for high durability. Use the removable belt clip with bit storage for increased portability and convenience on the jobsite.