Chef's Choice 290 Hybrid AngelSelect 15/20 Diamond Hone Knife Sharpener， Black<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Hybrid Angle Select technology for razor sharp edges on all knives (15 Degree and 20 Degree).Sharpens straight edge， serrated blades; sports or pocket knives</li><li>Combines electric and manual sharpening for an extremely sharp， arch-shaped edge that is stronger and more durable</li><li>Criss Cross sharpening technology. Diamond abrasive wheels sharpen simultaneously for a fast sharpening， superior burr-free edge</li><li>100% diamond abrasives in Stages 1， 2 and 3; Ultra-fine diamond abrasives in Stage 3 ensure a super sharp polished edge</li><li>Easy to use， no guesswork. Safe for all quality knives. Patented and patents pending; One year household warranty; Engineered and assembled in the USA</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41PsbDMuKIL.jpg" noproxy>