http://tinyurl.com/o7fab94<P>Granberg Grind-N-Joint Bar Mounted 12 Volt Chain GrinderProduct Review<P> Click on the link for more reviews<P>Provides precision sharpening with consummate ease<P>Settings for tilt, depth, angles and tooth length<P>Clamps directly on to chainsaw's bar<P>22,000 rpm, powered by 12 volt battery<P>Includes three grinding stones, 5/32,3/16 and 7/32 diameters<P>
