Compatible 0.1-inch (3 mm) axis electric mini router, flexible shaft, drill press, electric drill.Small diamond blade, high quality mini router, router, rechargeable mini router, electric drill.Maximum Rotational Speed: 20,000 rpm
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Wide application: Used for diamond blade DIY crafts, gemstone gemstones, tiles, glass, seashells, ceramics, thin steel pieces wine bottles, jade, agate, alloy, seashells, seam cleaning, thin metal, copper, iron, glass, carbide and other hard materials.
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22mm cutter/25mm cutters have air cooled round holes to discharge the cutting to release heat.
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