The Work Sharp Guided Field Sharpener 2.2.1. is the complete knife sharpener for field, home or shop use.  Built in sharpening guides ensure a consistent bevel angle across the entire length of any blade. 5 abrasive steps provide the complete sharpening solution (2 diamond plates, 2 ceramic rods, 1 leather strop).  All elements are self contained and require no set or assembly in the field.  The Work Sharp Guided Field Sharpener 2.2.1. has a Limited Lifetime Warranty. Includes a detailed User's Guide inside the tool under the diamond plate for convenient storage.