Sandpaper coarseness is determined by the size of grit on the paper—ranging from extra-coarse to extra-fine. Using sandpaper that's too coarse could damage the material you're working with.

Rolling knife sharpeners have gained a lot of popularity in the last several years because they make sharpening incredibly easy. There are plenty of companies producing their own take on these ...

These are mostly simple devices with a few different sharpening grit options, but the best ones have some kind of guide to maintain the proper angle. If you don’t need a sharpener in the field ...

These are mostly simple devices with a few different sharpening grit options, but the best ones have some kind of guide to maintain the proper angle. If you don’t need a sharpener in the field ...