The Milwaukee 48-22-2921 Multi-Nut Driver is a high-quality hand tool designed for efficient and convenient fastening and loosening of nuts. This impact-duty magnetic nut driver is part of a multi-piece driver set, perfect for various applications. Made of durable steel, it features a reversible design, cushion grip for comfort, and strong magnetic properties for holding nuts securely in place. With a standard SAE measurement system and compact dimensions of 2" height, 13" length, and 4" width, this Milwaukee nut driver is a reliable and essential tool for any workshop or home improvement project.