The AccuSharpA(R) Precision Sharpening Kit allows you to manually sharpen your knives at a consistent, exact, fixed angle. This kit provides precision sharpening designed to maintain accurate results for your knife&';s specific edge. The AccuSharpA(R) 5-Stone Precision Sharpening Kit is equipped with six angle and five stone options to keep your knife&';s edge razor sharp. Knife clamp has settings for 11, 15, 19, 21, 25 and 30 degree angles. If exact and exemplary edges are important to you, then you need the 5-Stone Precision Knife Sharpening Kit from AccuSharpA(R). Features: Course, Medium, and Fine Alumina-Oxide Stones (3-Stone) Extra Course Diamond Coated Stone with Groove for Hook Sharpening Fine Ceramic Stone for Serrated Blades Angle Guide Settings for Six Precise Angles (11, 15, 18, 21, 25, 30 ) Includes C-Clap and Pedestal Includes Cargo Carrying Case