These items have been stored in a warehouse for a long time. The packaging has scratches and stains. As a novice, I do not know the quality of the whetstones. ▪️ Redeton's Golden Egg, cutting abrasive wheel, pack of 9 (not 10) ▪️ Redeton's Golden Egg, cutting abrasive wheel, pack of 2 Total: 11 pieces Can be used for stainless steel and metal. The size is 125x1.3x22, and the maximum operating speed is 80m/s. It appears to have been opened, and I am unsure if it is new, so please judge from the photos. Please understand that these items are stored at home before purchasing. When shipping, each will be placed in a box and wrapped for waterproofing. Thank you.