The MAC TOOLS BCS700 7 Piece Disc Brake Caliper Set is a high-quality tool set designed for automotive maintenance and repair. With the manufacturer part number BCS700, this set includes a variety of discs and tools to help with disc brake caliper services. The set is missing 1/4 and T40 pieces, but it still provides a comprehensive range of tools for brake service professionals and car enthusiasts. Mac Tools is known for producing durable and reliable automotive tools, making this set a valuable addition to any workshop or toolbox.