Specification Brand : HARFINGTON BulletPoint1 : Size - Sanding sleeve size: Inner dia: 1/2 inch (12.7mm), Height: 1/2 inch, 80 grit, The larger the number of grit, the finer and smoother the surface particles, and the smaller the number, the coarser and sharper. BulletPoint2 : Material - The sandpaper ring is made of aluminum oxide, which is wear-resistant and can be used multiple times, providing you with effective grinding force. BulletPoint3 : Feature - Mini sanding sleeve is a common tool for fine polishing. It is easy to install. Push the sandpaper into the rubber ring of the connecting rod and tighten the bottom screw. It is not to fall off during work. No adhesive is required. BulletPoint4 : Application - Rotary tool sanding drums are widely used. They are often used to level surfaces, remove old paint, remove rust, repair woodworking, polish surfaces before painting, improve surface finish, and perform fine processing and modification work on materials such as metal, wood, and plastic. BulletPoint5 : Note - The sandpaper size needs to match the rotary tool size, there may be flying sand when the sanding drum rotates at high speed. Please wear professional protective glasses to protect your eyes. Color : Green CompatibleMaterial1 : Metal CompatibleMaterial2 : Wood ItemName : HARFINGTON 200pcs Sanding Drums 1/2 Inch Grit 80 Sanding Sandpaper Mini Sanding Sleeves for Drum Sander Rotary Tools ItemPackageDimensions_Height : 2.76 inches ItemPackageDimensions_Length : 6.3 inches ItemPackageDimensions_Width : 4.72 inches ItemPackageQuantity : 200 ItemTypeKeyword : sander-sleeves Manufacturer : HARFINGTON Material : Aluminum Oxide Material1 : Metal Material2 : Silicon Carbide ModelName : Sanding sleeves NumberOfItems : 200 PartNumber : hta241229hh000276 ProductDescription : The sandpaper ring is made of aluminum oxide, which is wear-resistant and can be used multiple times, providing you with effective grinding force. Sandpaper rings are widely used. They are often used to level surfaces, remove old paint, remove rust, repair woodworking, polish surfaces before painting, improve surface finish, and perform fine processing and modification work on materials such as metal, wood, and plastic. Small sanding drum wheels are standing tools for fine and efficient polishing and grinding. This grinding accessory set can meet your needs for nut carving, jewelry polishing, circuit boards, and other DIY processing. Sandpaper rings of different coarseness can be selected according to needs, suitable for different degrees of grinding needs. The larger the number, the finer and smoother the surface particles, and the smaller the number, the coarser and sharper. There may be flying sand when the sanding drum rotates at high speed. Please wear professional protective glasses to protect your eyes.