Redi-Edge Original Stick Sharpener Black 1006881. It features Duromite cutters and is factory-set to a 40-degree inclusive angle to maintain a consistent 20-degree per-side double edge. Designed for repeatable edge maintenance without adjustments. Specifications for Redi-Edge Redi-Edge Original Stick Sharpener: Manufacturer: Redi-Edge Color: Black Features of Redi-Edge Redi-Edge Original Stick Sharpener: Stick-style knife sharpener design Duromite cutters Factory-set 40-degree inclusive sharpening angle Maintains a consistent 20-degree per-side double edge Package Contents: Redi-Edge Redi-Edge Original Stick Sharpener