- serrated knife and kitchen shears. It offers three levels of coarse and fine sharpening, plus a scissor sharpener that sharpens scissors for both right and left handed users. Sharpen European and American straight edge knives. ^ Fine groove with triangular ceramic stones (total 37 degrees) for edging and daily grinding; also ideal for sharpening serrated knives. ^ 100% diamond abrasives used in all 3 steps. Easy to use - fast and safe
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