WSSA0004772 | WS Benchtop Precision Adjust Upgrade Kit To Suit WSBCHPAJ-I FEATURES Accessory for the Precision Adjust Knife Sharpener (Sharpening base not included)- Take your Precision Adjust Sharpener to the next level and get even higher performance! For edge enthusiasts who want the most features to create the sharpest edge possible. The upgrade kit includes a coarse Tri-Brasive® assembly with 220 320 and 400 grit diamond plates to quickly restore a sharp edge a fine Tri-Brasive® assembly with 600 and 800 grit diamond plates and a fine ceramic stone to hone to an incredibly keen edge on any knife.The Leather Strop refines and polishes your knife to a scary sharp edge; while the ceramic rod on the back of the strop hones serrations. • Carry case and Tri-Brasive® storage rack keep the abrasives and your sharpener organized and ready for use wherever your adventure takes you. • From repair work to reprofiling your favorite EDC to stropping a mirror polish onto any edge – this upgrade kit provides the pinnacle of edge performance. • Sharpening base not included. • Includes 220 320 400 600 & 800 grit diamond plates ceramic plate leather strop and ceramic rod for serrations. • Carry case fits Upgrade Kit and base sharpener. • 3 Year Warranty SPECIFICATIONS • Sharpening Angles: 15° to 30° Adjustable • Included Abrasives: Ceramic Coarse Diamond Fine Diamond Leather Strop Medium Diamond • Abrasive Size: 1/2 x 4 Abrasive Plates