Lansky Sharpeners Deluxe Quick Edge Tungsten Carbide Shapener Red. The Lansky Deluxe Quick Edge Sharpener keeps your hand safe while sharpening with its control safety thumb rest. Keep this compact knife sharpener within easy reach with the lanyard hole which makes for easy attachment to a belt or backpack. Specifications for Lansky Deluxe Quick Edge Sharpener - Tungsten Carbide: Manufacturer: Lansky Sharpeners Fabric/Material: Tungsten Carbide Color: Red/Black Overall Length: 6.25 in Blade Material: Tungsten Features of Lansky Deluxe Quick Edge Camo Hand Sharpener: Hand guard ensures safe sharpening Thumb rest for firm control Tungsten carbide sharpening surfaces Package Contents: Lansky Sharpeners Deluxe Quick Edge Tungsten Carbide Sharpener Lansky Sharpeners LSTCN: Deluxe Quick Edge Tungsten Carbide Shapener Red