Outdoor Edge Cutlery Sharp-X Compact 2-Stage Knife Sharpener w/ Coarse-Carbide and Fine-Ceramic Abrasive Rods. The Outdoor Edge 2 Stage Sharp-X Knife Sharpener features an innovative X-base that pivots open for rock-solid tabletop stability and folds flat to store. Specifications for Outdoor Edge Cutlery Sharp-X Knife Sharpener - 2 Stage: Manufacturer: Outdoor Edge Cutlery Fabric/Material: Ceramic and Carbide Features of Outdoor Edge Cutlery Sharp-X Knife Sharpener - 2 Stage: CARBIDE (Coarse) - Removes metal quickly to reshape a dull edge (44 degree angle/22 degree per side). CERAMIC (Fine) - For finishing the edge and fine tuning knives after each use. Package Contents: Outdoor Edge Cutlery Sharp-X Knife Sharpener - 2 Stage Compact 2-stage sharpener with coarse-carbide plus fine ceramic abrasive rods. Features an innovative X-base that pivots open for stability during use and folds flat for storage.