Specification Brand : Rolokit BulletPoint1 : All-In-One Sanding Discs Kit: This surface conditioning tool set includes 90PCS sandpaper discs (30 each of Coarse, Medium, and Fine grits) plus a 1/4" pad holder with 2 shank types (round & hex). Compatible with pneumatic and electric die grinders—your complete sanding solution in one set BulletPoint2 : Upgraded Non-Woven Material: Our 2 inch quick change sanding discs now feature enhanced non-woven construction with aluminum oxide for cooler operation. This upgrade prevents warping/discoloration while improving wear resistance, efficiency, and adhesion - significantly extending disc life BulletPoint3 : Quick-Change Convenience: The abrasive wheels and discs set features a roll lock system for tool-free disc swaps - just screw onto the threaded mandrel. Ideal for frequent grit/size changes. The torque spiral lock securely locks discs in place, preventing accidental detachment BulletPoint4 : 2-Inch Versatile Finishing Tool - The 2 inch sanding discs handles all materials (metal/wood/plastic) with precision, specially designed for small parts and hard-to-reach areas,like intricate furniture details, model making, or small-scale automotive repairs BulletPoint5 : Wide Application: This kit is perfect for a broad range of tasks such as rust removal, cleaning, stripping coatings, prepping paint, smoothing finishes, blending surfaces, and deburring on various materials like stainless steel, alloys, plastics, fiberglass, and more BulletPoint6 : Improved Packaging - Fine, Medium & Coarse grits sandpaper wheels packed in separate bags for easy identification and no mix-ups. Contact us with any questions-24 hours response offered CompatibleDevices : Die Grinder ConstructionType : Non-Woven ExternallyAssignedProductIdentifier : 00840134210490 FasteningType : Type R GpsrSafetyAttestation : 1 IncludedComponents : 90PCS sanding discs, 1PC backup pad with 2 shanks IndustryStandardIdentifier : R Type ItemName : 92PCS 2 Inch Quick Change Sanding Discs Set:90PCS Surface Conditioning Pneumatic/Die Grinder Sanding Discs with 1/4" Roll Lock Holder Pad for Metal Strip Clean Polish Burr Finish (Fine Medium Coarse) ItemPackageDimensions_Height : 18.3 centimeters ItemPackageDimensions_Length : 12.2 centimeters ItemPackageDimensions_Width : 18 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : quick-change-discs Manufacturer : Rolokit Material : 36# Material1 : Silicone Carbide Material2 : Aluminum Oxide MaximumRotationalSpeed : 30000 rpm ModelName : fine-medium-coarse quick change sanding discs ModelNumber : 048-Z NumberOfItems : 92 PartNumber : R241217 ProductDescription : Q&A 1. Can they be used with regular drill? No,these sanding discs are designed for using with die grinders and pneumatic grinders, not regular drills. They require a high-speed rotary tool or a compatible grinder to function effectively.And the maximum rotation speeds of quick change sanding discs are up to 30,000 RPM. 2. Are discs compatible with other brands? The quick change sanding discs comes with backup pad includings the 1/4" shanks, stuiable for Dewalt/Milwaukee/Bosch/Festool electric die grinders and pneumatic grinders. 3. Do they clog easily during use? the sanding discs are made with aluminum oxide and nylon materials that enhance efficiency and adhesion, which can reduce clogging 4. Are they effective for heavy rust removal? Yes,they are designed for tasks such as stripping coatings and removing rust, making them effective for heavy rust removal. 5. Is the holder durable enough for heavy use? Yes, the backup holder are made of a premium stainless steel roll lock holder that resists oxidation and rust, ensuring durability. 6. Are they suitable for curved/contour surfaces? Yes, the surface conditioning tool sanding discs are flexible to work for smaller workpieces and hard-to-reach areas, which includes curved and contoured surfaces.