---
product_id: 70474222
title: "Naniwa Superstone IN-2090 Grit 10000"
brand: "naniwa"
price: "$161.14"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/70474222-naniwa-superstone-in-2090-grit-10000
store_origin: US
region: United States of America
---

# Ultra-fine 10,000 grit for mirror polish Generous 210x70mm surface for precision control Authentic Japanese craftsmanship Naniwa Superstone IN-2090 Grit 10000

**Brand:** naniwa
**Price:** $161.14
**Availability:** ✅ In Stock

## Summary

> 🔪 Sharpen like a pro, shine like a legend.

## Quick Answers

- **What is this?** Naniwa Superstone IN-2090 Grit 10000 by naniwa
- **How much does it cost?** $161.14 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/70474222-naniwa-superstone-in-2090-grit-10000)

## Best For

- naniwa enthusiasts

## Why This Product

- Trusted naniwa brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Lightweight & Portable:** At just 100g, it’s the perfect companion for on-the-go sharpening mastery.
- • **Trusted Japanese Quality:** Crafted in Japan, this whetstone guarantees durability and consistent performance.
- • **Ergonomic Holder Included:** Stay steady and safe with the included holder designed for professional ease.
- • **Mirror-Perfect Edge Every Time:** Achieve razor-sharp, glass-smooth finishes with ultra-fine 10,000 grit precision.
- • **Spacious Surface for Flawless Control:** Large 210 x 70 mm stone lets you work confidently and evenly on every stroke.

## Overview

The Naniwa Superstone IN-2090 is a premium Japanese water whetstone featuring an ultra-fine 10,000 grit surface measuring 210 x 70 mm. Lightweight and equipped with a holder, it delivers precision sharpening and mirror-like edges for professional-grade blade maintenance.

## Description

NANIWASuperstone IN-2090 Grit 10000

## Features

- Water whetstone grit: 10,000
- Dimensions: 210 x 70 x 10 m
- Large sanding surface
- Includes holder
- Quality stone from Japan

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product Dimensions | 21.08 x 7.11 x 1.02 cm; 100 g |
| Batteries required | No |
| Item weight | 0.1 Kilograms |

## Product Details

- **Material:** Ceramic
- **Brand:** ナニワ研磨工業
- **Colour:** Yellow
- **Product dimensions:** 21.1L x 7.1W x 1H centimetres
- **Item weight:** 0.1 Kilograms
- **Grit type:** Fine
- **Manufacturer:** Naniwa

## Images

![Naniwa Superstone IN-2090 Grit 10000 - Image 1](https://m.media-amazon.com/images/I/51txtR7Ms7L.jpg)

## Questions & Answers

**Q: Are these stone good for just carbon steel or can they be used for stainless**
A: I .ve been used to sharpern my carbon steel knife named "SHUN blue  kiritske" on final polishing stage.

**Q: Is this a soaker stone or splash stone?**
A: It's a ceramic splash stone.

**Q: How thick is this stone?**
A: The Style no. IN2090 is 20mm thickness.
Kindly confirm
Thank you!

**Q: Is this a wet stone**
A: Yes, it is an artificial whetstone produced by Naniwa Abrasive Co.,Ltd from Japan

## Frequently Bought Together

- Naniwa Super Stone New Ceramic with Stand Grit #10000 IN-2090
- Naniwa Chosera Whetstone SS-400 Grit 400
- Shapton K0711 Blade, Murasaki 30000 Mirror Finish Grind

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.us/products/70474222-naniwa-superstone-in-2090-grit-10000](https://www.desertcart.us/products/70474222-naniwa-superstone-in-2090-grit-10000)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-18*