Whetstone flattening stone 400/1000 3000/8000 double-sided sharpening stone with non-slip bamboo base [2-in-1 Professional Whetstone] 1000 grit (medium sharpening) quickly sharpens dull or damaged knives; 8000 grit (fine sharpening) is ideal for finishing and polishing edges. [Material] This water-grinding stone is made of high-quality white corundum, which is wear-resistant, corrosion-resistant, and heat-resistant for long-term use. [Versatile] Suitable for sharpening a variety of knives and other cutting tools, such as kitchen knives, scissors, pocket knives, hunting knives, gardening tools, outdoor tools, razors, fruit knives, and more. [Anti-Slip] The rubber-backed, non-slip bamboo base secures the whetstone firmly in place, ensuring a secure and non-slip stand even when applying increased pressure while sharpening. [Easy to Use and Easy to Clean] Our professional whetstone can be soaked in water for a few minutes before use. Store the whetstone in a dry place after use.