Description:You can use this sharpening stone with confidence, and it is safe and environmental friendly.With dual-grit design, the coarse side is used to sharpen quickly and the middle fine side is for finely sharpening and trimming.Made of high-quality brown corundum or carborundum material, the sharpening stone is sturdy and durable.The diameter of the A sharpening stone is 7.6cm and the thickness is 2.7cm. The diameter of the B sharpening stone is 7.8cm and the thickness is 2cm.It is suitable for sharpening scissor, shear, lawnmower, axe and other cutters.Item Name: Sharpening StoneMaterial: Brown Corundum,CarborundumSpecification: A: Brown Corundum, B: CarborundumGranularity: A: 120 Grits + 180 Grits, B: 240 Grits + 400 GritsSize Details: A: 7.6cm x 7.6cm x 2.7cm/2.99" x 2.99" x 1.06" (Approx.)B: 7.8cm x 7.8cm x 2cm/3.07" x 3.07" x 0.79" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Sharpening Stone