The 1" x 1" x 1/4" Shank Mounted Flap Wheels by JAZ come in a pack of 9, with each wheel featuring 80 grit aluminum oxide abrasive material for efficient sanding. The coated construction ensures durability, while the shank mounting type and 1-inch center hole size provide easy installation on various tools. With a face width of 1 inch, these flap wheels are ideal for metalworking projects requiring precision and smooth finishes.