The Deluxe Diamond Electric Knife-Sharpener has a diamond coated wheel and is safe for knives, it will not de-temper. It has fast and precise sharpening for straight edge knives and is durable and will put on a long lasting razor sharp edge in seconds.
 
Additional Information
Electric sharpener
Diamond coated wheel
Safe for knives
will not de-temper
For straight edge blades
Durable