Design: the diamond sharpening file set is contain of coarse, medium and fine 3 different grits, two of each color. Grit #220(Yellow) coarse sharpener can honing severely damaged blades，#400(Red) great for repairing of notch and surface，#600(Blue) is, Material: diamond electroplating process is adopted, really sturdy and durable, to provide better performance than regular stones, no oil is needed sharpen dry or with water. Color coded plastic handle for easy identify grits, ergonomic shape design, Appropriate size: the size of the diamond sharpening stone is about 15 cm/6.30 inches in length, 2 cm/ 0.79inches in width, and 1 mm/ 0.04 inches in diamond thickness; With the proper size and light weight, it is convenient to carry and store., Function: the diamond hand file suitable for most grinding operations, great to sharpen dull edges of kitchen knife, shears tools, garden tools, scissors, cutter, garden knives, wood working knives and art industry appliance etc. Perfect for deburrin, Maintenance recommendations: after sharpening do remember to wash the knife before cutting; In order to get nice results, use with water or honing oil; Do not put the sharpener in the dishwasher or submerge in water.
