LUKAS-ERZETT A240003030040 is a high-performance sanding sleeve specifically designed with Grit 40 abrasives, measuring 30mm in diameter and 30mm in length, and comes in a pack of 50 pieces. These sleeves are part of the SBZY series and are ideal for use with various grinding and sanding equipment, particularly suited for applications requiring aggressive material removal on metal surfaces. Commonly used in engineering and industrial contexts, these sanding sleeves are designed for compatibility with precision grinding tools, providing efficient surface preparation, smoothing, and finishing. Their robust construction ensures durability and consistent performance, making them an essential component for professional machinists and fabricators who require reliable and precise grinding results.