This Stanley 21-433 Carbide 80 Grit 10″ Medium Blade is a reliable and durable option for your sanding needs. With a brand that is trusted by professionals, this unit is made in the United States and is designed to fit a 21-295 file and 21-296 plane. The blade is perfect for those who are looking for a high-quality replacement or for those who are looking to upgrade their sanding capabilities. The unit is sold as a quantity of one and comes with the manufacturer part number 21-433. With its precision and durability, this unit is sure to meet all your sanding needs. Volume pricing in effect.