Oregon Sure Sharp Chain Grinder (12 Volt) 585015

The Sure Sharp chain grinder is an economical tool that makes hand sharpening simple. This reliable chain grinder is ruggedly built to withstand extended periods of use. Connect this grinder to any 12 volt vehicle battery and you can sharpen your saw chain right on the bar. It also comes with a power adapter, so you can plug it into a cigarette lighter socket. Features an improved shank lock feature and comes with three sharpening stones (5/32", 3/16" and 7/32").