BENCH STONE
Square 2" x .04” Fine Grit Ruby Stone
Ruby Stone bench stones are made of pure synthetic ruby crystals. They have excellent wear resistance and are well suited for sharpening your carbide gravers and tools. These high quality bench stones are a popular choice for the sharpening and flattening of hard metals, glass, quartz and porcelain.
Ruby stones may be used with or without sharpening oil
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