The Stanley Mechanics Tool Set is a comprehensive 145-piece set featuring both 3/8 inch and 1/4 inch drive hand tools, with a focus on socket wrenches. The tools come in a durable black case and are designed for metric measurements. Manufactured in the United States, this set includes a lifetime warranty and is ideal for mechanics and DIY enthusiasts alike. With a compact size of 19.7 inches in length, 4.1 inches in height, and 14.5 inches in width, this set is both practical and convenient for various projects. Missing just a few pieces.