Accusharp Garden Sharpener. This Knife Sharpener from the knife craftsmen at AccuSharp is a tungsten carbide sharpener that will not rust and can be cleaned in dishwasher. With a full length safety guard that protects fingers the Accusharp Garden Knife Sharpener works on any type of blade or tool that is attached to any type of power equiment. Don't you dare tell any one you own a knife without the Accusharp Garden Sharpener. Specifications for Accusharp Garden Sharpener Knife Sharpener: Manufacturer: AccuSharp Blade Material: Tungsten Features of Accusharp Garden Knife Sharpener: Uses no oils or stones Tungsten carbide sharpener will not rust and can be cleaned in dishwasher Full length safety guard protects fingers Works on any type of blade or tool that is attached to any type of power equiment White handle Package Contents: Accusharp Garden Sharpener Accusharp AS6: Garden Sharpener