1.Wear Resistant Chain Saw Sharpener: This electric chainsaw sharpener kit is made of materials, wear resistant; The chain saw sharpener tool is lightweight and handy, comfortable to hold, easy to control; The diamond sharpening burr is the hardest and grinding material, stable to remove only a small amount of metal 2.Chainsaw Sharpener: The 12V electric chain saw grinder and portable electric chainsaw sharpener is convenient for hand grinding and makes manual sharpening easier, chainsaw sharpener for chainsaw chains Widely suitable for chain sharpening, wood and stone cutting, bore holes and curving 3.Easy To Replace The Grinding Stone: The 12v chain saw sharpener tool main shaft is locked and the grinding stone can be easily replaced with long life; No matter you are to this tool or an expert in this field, this powerful handheld electric chainsaw grinder enables you to sharpen chains right on the bar in a few minutes at ease 4.12V Plug With Battery: This electric chainsaw sharpener tool configuration of 12V plug with battery clips adapter, high speed chainsaw chain sharpener, using standard 12V automatic battery operation; Save your time, energy, and extend the life of your chainsaw