Density as high as 18g/cc, about 1.7 times of Lead
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Non-toxic, no poison to enviroment,
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Very accurate in sizes, very concentrated penetration. tolerance within +/-0.05
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Fully polished
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size: 2.75mm, 3.25mm....
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The density is almost highest in the world at an acceptable price level and can be commercially used.
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After comparing market other similar product, we insist our quality is highest.
More sizes are available on request.