Faithfull Power Plus Electric Chainsaw Sharpener - No need to replace your chainsaw chain or send it away to be sharpened. The Faithfull electric chainsaw sharpener restores blunt chainsaw blades quickly and efficiently with no more tedious filing. The chainsaw sharpener is easy to set up and easy to use. It will sharpen chains from both electric and petrol chainsaws of various sizes. A simple to operate chain guide and angle adjustment system guarantee the correct sharpening angle and depth of each tooth. The grinding angle can be easily adjusted to accommodate the various sharpening angles required for the most popular chainsaw blade type. The stone is designed for use on 3/8 inch pitch chains, both regular and low profile. This is the most common chain size. Grinding wheels .