PROFESSIONAL DIAMOND Whetstone Sharpening Stones Coarse/Medium/Fine Tool
3PC DIAMOND STONE SHARPENING SET. QUICK, EASY AND EFFORTLESS SHARPENING. INCLUDES EXTRA FINE, FINE AND COARSE GRADES. GRIT GRADES: YELLOW 180 (COARSE), RED 240 (FINE), GREEN 400 (EXTRA FINE). NO OIL LUBRICATION NEEDED, ONLY REQUIRES WATER.