Instruct: Classify a given review as either positive or negative.
Query: ECCS-ELECTRIC CHAIN SAW SHARPENER

I have been cutting wood for a long time we have heated with wood for about forty years. I have used various chain sharpeners files and Dremel they work faily well, I've sharpen two chains with Buffalo ECCS it done a excellant both times chain cuts like new. The set up was very simple and easy to use,can't be beat for the money.