Tragbarer Bleistift Härteprüfer Einweg Typ Kratzer Durometer Trolley Typ
ab 150,79 €
Use a penknife to remove about 5-6MM of wood from one end of each pencil, working carefully to leave a smooth, unscratched, cylindrical lead. Hold the pencil vertically and hold it at a 90° Angle from the sandpaper.
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