The product is a vintage 1991 Mastercam CNC software reference manual, specifically version 3.20. It does not include the disk. This manual is a valuable resource for those interested in CNC technology, providing insights into the software and its capabilities. The brand, Mastercam, is known for its CNC software products, and this manual serves as a guide for users looking to understand and utilize the software effectively. Made in the United States, this manual is a must-have for those involved in CNC programming and machining.