The Bahco SB38171 is a high-performance 38mm speed drill bit designed for rapid and clean drilling in various materials including wood, plastic, and plasterboard. Featuring a self-feeding threaded tip, this drill bit ensures quick starts and smooth operation. The single flute design facilitates efficient chip removal, preventing clogging and enhancing drilling speed. It is equipped with a 1/4 inch hex shank for secure grip and compatibility with most drill chucks. Ideal for professional use where speed and precision are critical.