Durable – High-quality 25mm ¼” bits manufactured from chrome vanadium steel, offering superior strength and durability for fastening tasks. Convenient – Complete set supplied with a ¼” soft grip driver, ensuring comfortable and precise handling for all your fastening needs. Robust – This tool kit includes a heavy-duty storage box, providing secure and organized storage for the bits and the driver, ideal for transportation and long-term use., Manufacturer: Draper