Tork Craft Chainsaw sharpening stone - 5.6mm

The grinding stone is cylindrical shaped to allow it to easily sharpen the gullet, side plate and cutting corner on a chainsaw blade.
Simply colour-in the side plate`s bevel with a permanent marker and align the sharpening stone with the bevel and only remove the coloured in areas to reveal a new sharp edge.

Diameter 5.6mm
Shank diameter 3.2mm