This product is a set of 12 wrenches in various sizes, suitable for both SAE and metric measurements. The wrench lengths are in the pictures provided. The weight of the set is 4lb 9oz, making it easy to handle and transport. The manufacturer part numbers are indicated as various, suggesting a diverse range of sizes and drive types included in the set. Perfect for automotive maintenance and repair, this set offers a comprehensive selection of wrenches for different tasks.