Spyderco Tri-Angle SharpmakerSpyderco Tri Angle Sharpmaker 204MF Knife Sharpening Kit Keep your knives and cutting tools razor sharp with the Spyderco Tri Angle Sharpmaker 204MF. Designed to make sharpening easy for beginners and precise for experienced users, this system takes the guesswork out of maintaining a consistent angle. Its durable ABS plastic base holds the stones at either 30 (15 per side) or 40 (20 per side), letting you sharpen with just a few simple strokes. The