1.used to polish,sharpen househole tools 2.high working efficiency 3.long working life 4.top quality 5.eco-friendly material Tungsten sharpener/whetstonesize: 2"x6"diamond grit: 200#/300#/400#/600#this diamond sharpener/whetstone is used to sharpening all kinds of knives. It is a very ideal whetstone.Diamond sharpener,scissors sharpener,knife sharpenerWe use top quality to ensure high efficiency ...