racewax base-side bevel file guide ski edge tool +5 dmt diamond stones + file racewax <p>side and base edge bevel multi tool with a full set of five dmt diamond stones and includes a file.</p><ul><li>this one tool is all you need to sharpen and bevel your edges. dial a precise angle from 0 degree to 5 degrees in 0.5 degree increments.</li><li>five diamond stones included!</li><li>use the gray for serious repairs and removal, black for cutting, the blue to maintain the sharpness and the red/green to fine sharpen and polish. use wet.</li><li>bonus benefit for this tool: if you don't know what base and side angles your ski/board are set to, this tool can help you find them. before you start mark the metal edge with a sharpie, start the tool at the lowest angle and see if it removes the marking on your edge. raise the angle step-wise and repeat until it removes the mark. that is your angle! record the base/side angles for future reference.</li></ul>