Enough to use: Package comes with 2 fixed grinding angle tools in black, enough quantity for you to meet your applications and replacements when you learn the grinding motion Simple but practical: the sharpening guide adopts classic black, easy to match with most styles of sharpeners, and can help you easily sharpen at the right angle, giving you a safe using experience Ensure safety and improve efficiency: The fixed knife sharpener has a humanized design which can allow you to maintain a certain angel and reliable to apply force when you grind Quality of use: The sanding aid kit is made of strong plastic and ceramic material, sturdy and reliable, portable and smooth, not easy to deform or break, allowing you to use it for a long time Applicable places : These constant grinding angle guides can be applied to firmly fix the knife and hold it at a certain angle, suitable for most knives, like fruit cutters, kitchen knives, industrial knives and more, suitable for home, office, restaurant, market, shop Features: Convenient to place: These stones Knife sharpeners are compact, portable so you can carry them, and you can store them easily in a drawer, cabinet, basket, storage box or any other place, without wasting too much space at home. A nice life helper: The sharpening guide not only can help you fix the precise angle, but also can prevent your hand from scratching, which is suitable for most beginners. You can share it with your friends, family, colleagues, neighbors. Features: Material: plastic, ceramic < p>Color: black Size: 9cm*10cm*1.8cm Package includes: 2 x Sharpening Angle Brackets Notes:< /p> Manual measurement, please allow slight size errors. Color may exist slight difference due to different screen displays.