Specification: Product name: Sanding Disc Material: alumina Sanding disc size: 2 inch/50mm Color: mixed color Grit: 80/100/120/150/240/320/400/600/800/1000/1200/2000/3000 Compatible with: most die grinder, air mill, electric drill Application: crafts, wood products, painted surfaces, fiberglass, automotive, metal, jewelry, cars, etc Quantity: 264pcs Attention: The color may be different due to different monitors. Please refer to the item you receive. Please allow slight dimension difference due to manual measurements. Thanks for your understanding. If there is any question when using the item, please feel free to contact us.Parts List: 20x 80# 20x 100# 20x 120# 20x 150# 20x 240# 20x 320# 20x 400# 20x 600# 20x 800# 20x 1000# 20x 1200# 20x 2000# 20x 3000# 1x Internal Dental Disc 1x Rod 2x Cushion [Durable Material] The sanding disc is made of high-quality alumina, durable, anti-static, flexible, wear-resistant, non-blocking. Even particles, little dust, sanding disc has fast grinding force, high wear resistance, and long life. [Different Grit] Different grits sanding paper from rough to fine grits (80/100/120/150/240/320/400/600/800/1000/1200/2000/3000) to meet your different polishing needs. [Hook & Loop Design] These hook & loop sanding discs are easy and quick to insert, and they are suitable for most kinds of rotary tools, such as die grinders, air grinders, electric drills and so on. [Size & Package] The package includes 260pcs 2 inch sandpapers,1pc internal dental disc, 1pc rod, and 2pc cushion. 80, 100, 120, 150, 240, 320, 400, 600, 800, 1000, 1200, 2000, 3000 grit, each grit sanding pa