Chainsaw Sharpening Stone Corrosion Resistance Grind Tool Good Grinding Effect

It has good grinding effect,hard and not easy to wear;. Grinding head Length:approx.20.5mm/0.81in. Grinding head Length:approx.22.5mm/0.89in. Grinding head Length:approx.23.5mm/0.93in. They are high hardness, wear resistance, strong toughness, corrosion resistance;.

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