There is a reason Naniwa chose Pink Aluminum Oxide for this flattening stone. Most flattening stones are made with Silicon Carbide, which is a very jagged particle that cuts aggressively, but which is also brittle and breaks down quickly. Pink...

Flattening your water stones is an important process for maintaining them so that they give optimal performance. This Naniwa Flattening stone is designed to work with Naniwa Water Stones but we've found it works well on any waterstone. Soak the...

Naniwa Abrasive is a renowned Japanese company with over 80 years of expertise and is globally recognized for producing some of the finest sharpening tools in the industry. Naniwa’s Standard Series whetstones offer an ideal entry point into the world...

Naniwa Abrasive is a renowned Japanese company with over 80 years of expertise and is globally recognized for producing some of the finest sharpening tools in the industry. The Advance Series whetstones are a testament to this legacy—engineered with precision...

Naniwa Abrasive is a renowned Japanese company with over 80 years of expertise and is globally recognized for producing some of the finest sharpening tools in the industry. Naniwa’s Standard Series whetstones offer an ideal entry point into the world...

The Naniwa Knife Sharpening Guide Clip is the perfect companion for anyone looking to master the art of sharpening with confidence and precision. Designed to help maintain a consistent angle while using whetstones, this easy-to-use clip attaches securely to the...

Naniwa manufactures the most advanced easy to use sharpening stones for industrial and home use. Multi stones are the bonding of two traditional stones.Two grits in one stone gives the user better choice for sharpening and finish. Made of a...

Bring out the full potential of your knives with the Naniwa Chocera Pro series—Japan’s gold standard for precision sharpening. Known for their fast cutting power, exceptional feedback, and splash-and-go convenience, these stones deliver top-tier results with every pass. Fast, Efficient...

Designed for serious sharpeners who demand precision and performance. Measuring a substantial 300 × 150 × 20 mm (~12″ × 6″ × 0.8″) and weighing around 2.2 kg, this stone offers ample surface area to flatten even the largest whetstones effortlessly. Made from robust silicon carbide carbide grit, the A‑110...

Naniwa Abrasive is a renowned Japanese company with over 80 years of expertise and is globally recognized for producing some of the finest sharpening tools in the industry. The Advance Series whetstones are a testament to this legacy—engineered with precision...

Naniwa Abrasive is a renowned Japanese company with over 80 years of expertise and is globally recognized for producing some of the finest sharpening tools in the industry. Naniwa’s Standard Series whetstones offer an ideal entry point into the world...

Naniwa manufactures the most advanced easy to use sharpening stones for industrial and home use. SuperStones are a high grade resin bonded whetstone. This splash and go stone does not need to be soaked. 2000 is a fine grit finishing...

Made in Japan.Resin bound whetstone 220 / 1000 gritThis stone uses resin to bind the abrasives, in this case, white aluminum oxide.It does not soak up water and therefore does not require frequent wetting. Super Stones wear slowly and maintain...