Corundum ball point grinding bits (x5). PROXXON 28772

Set of 5 high quality corundum ball point grinding bits.

Made of fine, high quality materials of consistent hardness. Suitable for grinding and chiselling hard materials such as cast iron, cast steel, malleable cast iron as well as hard metal alloys and refined steel. Accurately dimensioned shafts to ensure maximum concentricity. Shaft Ø 2.35mm.

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