The Norton 20X High Performance Abrasive Flap Disc is a high-quality metalworking supply designed for surface grinding and abrasive applications. With a grit size of 60, this Type 29 disc features a threaded hole for easy attachment and a zirconia alumina abrasive material for efficient cutting and finishing. The 4-1/2-inch wheel diameter and 11mm thickness ensure durability and consistent performance, making it a reliable choice for various industrial and manufacturing processes. Made in Mexico by the trusted brand Norton, this abrasive flap disc is a valuable addition to any workshop or tool collection.