ToolUSA's 2pc Grinding Wheel Replacement Set (TJ-17444) – a quintessential tool for those who require high precision in metalwork and maintenance. Made specifically for all popular mini benches, these grinding wheels assure top-notch performance and longevity. Each wheel measures 3" (7.6 cm) in diameter with a 3/4" (1.9 cm) thickness. Crafted meticulously with resin-bonded aluminum oxide, they ensure unmatched safety when operating at high speeds. This careful design also magnifies bonding and impact strength, providing an edge in both robustness and functionality. The set comprises two types of wheels: An Aluminum Oxide (Orange) wheel, ideal for altering metal surfaces, chiseling, or grinding. A Scuff Fiber (Grey) wheel, which comes into its own when you're aiming for smooth, satin surfaces. It's an expert at polishing, removing rust, or stripping paint. These wheels are compatible with both air and electric powered grinders. Whether you're using a right-angle grinder or one with a vertical shaft, these wheels promise impeccable results every time.