Chef’sChoice Diamond Hone AngleSelect Sharpener 1520 (Knife Sharpener): 3.2 out of 5 stars from 5 genuine reviews on Australia's largest opinion site ProductReview.com.au. It can do Japanese-style knives with a 15-degree edge on each side (30 degrees … It can also be used to sharpen serrated, sports, pocket and kitchen … With the 1520 I get a burr with one pass on each side in the first slot only … Chef’s Choice 1520 Sharpener Review Conclusion. Chef’s Choice 1520: This Chef’s Choice 1520 model is the most versatile of the Chef’s Choice sharpeners. As per our detailed Chef’s Choice 1520 AngleSelect Diamond Hone Electric Knife Sharpener Review. I had a Chef's Choice Asian knives sharpener and there is a HUGE difference between the latter and this model, even for Asian knives. The chef’s choice 1520 is versatile because it can adapt to different knife edges especially 15-degrees and 20-degrees class knives. This electric knife sharpener is unmatched in its …