Spyderco - Tri-Angle White Sharpening Stone with Ultra-Fine-Grit for Professional-Grade Finishing and Polishing - 204UF1
The Ultrafine stones tighten the blade's scratch pattern to an even keener degree for hair-popping professional sharpness and polishing. Fits the 204 Tri-Angle Sharpmaker system. Stones sold individually. Tri-Angle stones are 7" x.5"; (178mm x 13mm)