I really don't know why there weren't any comments on this topic, but they don't even cut pretty soft stone. They're great for wood if you buy them for that. You should definitely take Rock off this list!
Carbide Tungsten Double Rotary Grinder Cutting Tools and Cutting Burrs
4 Review
8PC Carbide Burr Set 1/4" Shank, Tungsten Double Cut Rotary Die Grinder Bits - Cutting Burrs For Milwaukee, Dewalt And Die Grinder Accessories - Wood Carving Metal Working - Free Screw Extractor Kit
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πͺ Kutzall 3.1mm Extreme Taper Shaft
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πͺ TianTac Tungsten Carbide Carving Grinding: Superior Precision and Durability
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