Naniwa Chosera Professional is an improved series of Naniwa stones. A magnesium bond material is applied in this series. The Naniwa stones provide such high performance because of the improved formula.

They do not require soaking.

The wear is half compared to the previous Naniwa series.

High performance.

Naniwa Professional is designed for the basic sharpening and fitting of blades that do not require either a large metal removal or repair. The stone is supplied on a blank; it perfectly fits the TSPROF sharpener holder and others. They allow the sharpening of almost any steel with a hardness from 56HRC to 68HRC

Chosera sharpening stones are used for sharpening knives on guided knife sharpeners. Chosera is a high-end series from Naniwa made of aluminum oxide with magnesia binder. The magnesia binder gives Chosera excellent sharpening quality and performance, and high wear resistance.

All Chosera stones are 6 mm thick and are mounted on high-quality aluminum blanks.

Stone dimensions: 152 × 25 × 6 mm
Material: aluminum oxide.
Japanese quality.

Disclaimer. For international markets, Naniwa uses the names "sharpening stone" for Super Stones and "professional stone" for Chosera. Such generic names are confusing. We use more recognizable names "Super Stone" and "Chosera".

These stones suit Blitz, Blitz 360, Kadet, K03, Edge Pro, and Pioneer.

Compatibility: For Blitz

Compatibility: For Pioneer

Compatibility: For Kadet

Compatibility: For K03

Compatibility: For K02

Compatibility: For K03 Pro

NANIWA CHOSERA