Price last checked Nov 5, 2026. It may have changed, so confirm on the store's page. We earn a commission on purchases (details).
Features: 1. High quality: The speed-adjustable electric grinder uses a 500W high-power pure copper motor, which is powerful and durable. The chuck is made of thick-walled copper and has high concentricity and is firmly clamped and not easy to fall off; 2.5-gear speed adjustment: The electric grinder has 5 gears for speed adjustment, with a maximum speed of 40,000R/MIN. Customers can adjust to different gears according to different work needs to serve you; 3. Rapid heat dissipation: The speed-adjustable electric grinder has a good heat dissipation system, which has good rapid heat dissipation effect and prevents burn-in after long-term use; 4. Carbon brushes are easy to replace: external carbon brush strip design is wear-resistant, durable and easy to replace; 5. Wide range of uses: The speed-adjustable electric grinder is widely used for engraving, polishing, grinding, engraving and other related processing on jade, ceramics, wood products and other handicrafts