Bladeon Knife Sharpener delivers a rolling sharpening experience with diamond and ceramic abrasives and magnetic 15/20° guides for kitchen chef and outdoor use.Designed for safe, precise sharpening, the guided rolling motion reduces guesswork and protects blades from damage. It works on all steel types—including stainless, carbon, and Damascus—making it versatile for kitchen and outdoor use.As a manual tool with no electricity and no consumable parts, it offers a quiet, eco friendly option for maintaining kitchen knives, chef knives and outdoor blades. Features: Rolling operation delivers razor sharp edges in minutes with no experience needed Dual Abrasive System: #400 Diamond for sharpening and #1000 Ceramic for polishing on stainless carbon and Damascus steel Magnetic angle guides at 15° and 20° provide consistent sharpening Secure magnetic base and natural wood body with N42 magnets hold knives during sharpening excluding serrated blades and scissors Completely manual tool with no electricity or consumables offering a long lasting edge and eco friendly option