Spyderco Tri-Angle Sharpmaker Sharpening Stone 204F (Fine)
This fine grit stone is triangular for sharpening plain edges on the flat sides and serrations on the corners. A furrow running the length of each stone lets you sharpen pointed items like fishhooks, darts and awls.
TriAngle stones are 7"x.5" (178mm x 13mm). Sold Individually.
This item is designed for use with the Spyderco Triangle Sharpmaker.