1. Material: white corundum2. Size: 18x6x3cm3. Advanced whetstone water stone to ensure effective grinding effect4. Double-side sharpening design, equipped with silicone anti-skid base, to ensure safe sharpening5. Widely used in knives, scissors, hand tools, woodworking tools, carving tools, etc.6. Instructions for use: Soak the stone in water for 5-15 minutes, then place it on a stable platform. The method of sharpening with one or two steps depends on the degree of blunt toolsStep 1: Coarse grinding, used to repair severely aged dam edges, suitable for blunt knives. Hold the knife at an angle of 10-30 degree, grind the edges back and forth on the stone surface with slight pressure, and sharpen until the edges are sharp enough. After sharpening the tool, rough grinding is required after six months. Also depends on the situationStep 2: Fine grinding, this is a necessary step to eliminate edge burrs. Using more gentle pressure, repeat step 1 and repair the edges until smooth and sharp. Generally speaking, use once a week to keep the blade sharpNote: After sharpening the tool, wipe it with a damp cloth or rinse with water, then dry. Clean the stone surface with a soft brush and let it dry in the airSpecification: Package Weight One Package Weight 0.71kgs / 1.57lb One Package Size 24cm * 10cm * 6.5cm / 9.45inch * 3.94inch * 2.56inch Qty per Carton 36 Carton Weight 25.42kgs / 56.03lb Carton Size 50cm * 50cm * 50.8cm / 19.69inch * 19.69inch * 20inch Loading Container 20GP: 209 cartons * 36 pcs = 7524 pcs40HQ: 487 cartons * 36 pcs = 17532 pcs