The product is a set of 10 Type 27 zirconia flap discs with grit 60, measuring 4x5/8 inches. These discs are designed for metalworking and are specifically used for sanding and abrasion. The zirconia material provides durability and long-lasting performance, making them ideal for various industrial applications. The Type 27 design allows for easy installation and efficient sanding, making it a valuable tool for metalworking tasks.