Gransfors Bruk Sharpening Diamond File Sharpening Stone Reduces the need for multiple

Reduces the need for multiple passes on thick materials

bamboo craft

but not so big that you can't easily slip it into your bag

On the other end

400 square feet per gallon or 500 board feet per gallon

Gransfors Bruk Sharpening Diamond File Sharpening Stone Reduces the need for multipleThe Grnsfors diamond file is a straight diamond file with a coarse side and a finer side, and features a small wooden handle. The handle is slightly wider near the file blade to give a good grip. The diamond file is normally used with water but can also be used dry. The diamond file is 230 grit on the coarser side and 400 grit on the finer side.