FLEX 4-1/2" Sightmax™ 80 Grit Flap Disc enhances your grinding experience with its innovative segmented design that provides a clear line of sight to the work surface, helping to reduce over-abrasion and maximize efficiency. This flap disc features a special coating that minimizes heat buildup, boosting both performance and durability. Made with high-quality zirconium abrasive grains, it ensures quick stock removal while being iron- and sulfur- to reduce oxidizable particles and prevent rust formation. The coating also helps slow moisture exposure, extending the disc's lifespan. Its conical 10-degree flap arrangement improves ergonomics and tool handling, making grinding tasks more comfortable and precise. Model Number: FA302003