Smith Abrasives knife sharpener has blade guides that position the knife at the right angle for correct sharpening. It hones 1 side of the blade at a time. Smiths electric knife sharpener can be used both on soft and hard knives. It has a soft-grip rubber handle to provide a firm hold. Non-slip rubber feet offer stability for safe operation. This compact knife sharpener wont detemper or damage your knives. It"s easy to maintain and can be cleaned with a moist cloth.