Multi-Sharp 1301 Affilatrice Lama per Tagliaerba con Lama Rotante e Vanghe, Zappe, Tagliabordi, Asce e Altri Attrezzi da Giardinaggio Reshapes rotary mower blades in minutes Reversible aluminum oxide grinding wheel gives around 10 mower blade re-sharpening's Also re-edges &amp; reshapes spades, hoes, lawn edger's making them much easier to use Fits any domestic power drill Full instructions for use are included on the package