Oregon Chainsaw Sharpener
Oregon 575214 Sure Sharp 12V Handheld Chainsaw Chain Sharpener/Grinder Includes both a 12-Volt car adapter and battery clips, so you can conveniently sharpen your chainsaw chain anywhere Includes one each 5/32″(4.0mm), 3/16″ (4.8mm) and 7/32″ (5.5mm) sharpening stones and a collet wrench
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