AccuSharp All-in-1 Pruner Knife and Tool Sharpener. The pre-angled diamond-honed tungsten carbide blades are exactly what you need to restore and sharpen your edge every time you need it. Specifications for AccuSharp All-in-1 Pruner Knife & Tool Sharpener: Manufacturer: AccuSharp Fabric/Material: Diamond Tungsten Carbine Features of AccuSharp All-in-1 Pruner Knife & Tool Sharpener Sharpen All Tools with One Sharpener Ergonomic Design with Built-in Thumb Rest Preset at a 21-Degree Angle Recess Allows Pruners and Loppers to Be Sharpened Without Disassembly Package Contents: AccuSharp All-in-1 Pruner Knife & Tool Sharpener AccuSharp 102C 4-in-1 Pruner Knife & Tool Sharpener Diamond Tungsten Carbide Sh