The EGA MASTER socket wrench spans sizes from 3/8 inch to 21 mm and features a 6-edged design that provides better torque application and reduces the risk of damaging nuts or bolts. Made from high-quality steel, this wrench is durable and resistant to wear, making it ideal for repair and maintenance tasks. It is a reliable and precise tool, perfect for mechanics, technicians, and anyone in need of a dependable tool for their work.