▽〇◆〇▼●☆▲☆□●□▲●△★▲△△△ No need to check for stock. Please purchase directly without commenting. This is a diamond sharpening stone that is resistant to deterioration and provides a speedy finish. A set of #400 (coarse grit) and #1000 (finishing grit), perfect for sharpening knives at home. Recently, knives have become harder, making it difficult to sharpen them at home. Diamond sharpening stones have strong abrasive power, allowing you to easily restore sharpness. Suitable for stainless steel knives, ceramic knives, gyuto knives, deba knives, petty knives, sashimi knives, and survival knives. You can use it on anything! Ships almost the next day. Delivery is expected within 2 to 7 days from dispatch via the post office. Areas served by sea mail may take over a week. 11012026