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【Voltage Compatibility】
When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.
【Plug Type】
Our products use Japanese plug types (A or B type).
Please use a conversion adapter if necessary.
【Important Note on Transformers and Adapters】
A transformer adjusts voltage to match your device’s requirements.
A conversion adapter only changes the plug shape and does not adjust voltage.
Using only a conversion adapter without a transformer may result in damage to the product.
【Liability】
We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer.
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Please note before ordering. Natural whetstones are cut directly from stone and we cannot guarantee that they are free from defects. Whetstones will be dirty before cleaning, but will look better after cleaning. If you prefer natural products, we look forward to your order. Please purchase with caution if you are concerned about any minor imperfections that may appear. Blue whetstone, Grit: #3000, Whetstone size: Depth 200 x Width 70 x Height 30 (mm) + Blue rock, Grit: #600, Whetstone size: Depth 200 x Width 70 x Height 30 (mm) + (Provided) Anti-slip mat: Depth 230 x Width 90 x Height 5 (mm) + (Provided) Correction whetstone, Grit: #3000, Whetstone size: Depth 20 x Width 50 x Height 20 (mm)
The raw material is natural rock. No chemical adhesives are used, ensuring food safety and environmental protection.
Ancient villagers found cyanide whetstones in the mountains. Hundreds of years later, it was passed down from generation to generation and became a cultural practice.
As it is a natural whetstone, it is soft, absorbs water well, and produces a good slurry containing detached or crushed abrasive grains, resulting in a smooth sharpening process. This is a medium-grit whetstone suitable for restaurants, home use, woodworking, crafts, and gardening.
Please note: 1. Natural whetstones are made by directly cutting stone and may have some minor imperfections. Please purchase with caution if you are concerned about minor imperfections. 2. Do not store in direct sunlight, as this may damage the whetstone. 3. The smooth side is the front, the abrasive side is the grinding side, and the rough side is the non-slip side.
Blue whetstone, grit: #3000, size: 200mm (depth) x 50mm (width) x 25mm (height) + Blue rock, grit: #600, size: 200mm (depth) x 50mm (width) x 25mm (height) + (provided) anti-slip mat: 230mm (depth) x 90mm (width) x 5mm (height) + (provided) correction whetstone, grit: #3000, size: 20mm (depth) x 50mm (width) x 20mm (height) The raw material is natural rock. No chemical adhesives are used, and it complies with food safety and environmental protection standards. Ancient villagers found cyanide whetstones in the mountains. Hundreds of years later, it was passed down from generation to generation and became a cultural custom. As it is a natural whetstone, it is soft, absorbs water well, and produces a good amount of sharpening slurry containing detached or crushed abrasive grains, resulting in a smooth sharpening finish. This is a medium-grit whetstone for restaurants, homes, woodworking, crafts, and gardening. Please note: 1. This is a natural cut rock stone, so there may be some damage. Please purchase only if this is acceptable. 2. Do not store in direct sunlight. This may damage the whetstone. 3. The smooth side is the front, the abrasive side is the rough side, and the non-slip side is the back.