General description 40PCS 50mm Roll Lock Sanding Discs are designed for durability and practicality, making them ideal for tight corners and intricate surfaces. These pads are excellent for surface preparation, conditioning, cleaning, and polishing, allowing you to achieve a smooth finish with ease. They are particularly effective for general polishing and can refine semi-rough finishes to a smooth luster. Suitable for various metal processing tasks, these discs can be used on cars, motorcycles, sheet metal parts, instrumentation, bicycle parts, textile machinery, medical equipment, plumbing equipment, stainless steel utensils, and more. Technical specifications Material: Premium Aluminum Oxide Disc Diameter: 50mm (2 inches) Grit Types: 24, 60, 120, 240 Quantity: 40 pieces total Contents: 10 x 24 Grit, 10 x 60 Grit, 10 x 120 Grit, 10 x 240 Grit Usage These sanding discs can be used with polishing compounds to achieve a smooth finish. They are perfect for a variety of applications,