1. Design easy to use 2.Sharpening angle guide is accurate which can guide perfect blade 3.Unique ceramic protective layer Knife Sharpening Guide (T1091AC)Applicable scope:Used with whetstone, planar diamond sharpener ,recommend it for traditional kitchen cutlery with a blade height of more than 3/4 “Product Feature:1. design easy to use2. Sharpening angle guide is accurate which can guide ...