This Blackhawk by Proto UH-3406MS Metric Hex Bit Impact Socket Set is the perfect addition to any mechanic's toolbox. The set includes six pieces of 3/4in. drive size sockets that are made with high-quality materials. The sockets are designed with a system of measurement that makes it easy to use and understand. The set is ideal for those who work with automotive tools and supplies, and it is suitable for both professional mechanics and DIY enthusiasts. The Blackhawk by Proto brand is known for its durable and reliable products, and this socket set is no exception. It is a great choice for those who want to invest in a high-quality tool that will last for years to come.