---
product_id: 169675042
title: "Cumi Silicone Carbide Carborundum Combination Stone (Black)"
brand: "builder"
price: "¥2180"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/169675042-cumi-silicone-carbide-carborundum-combination-stone-black
store_origin: JP
region: Japan
---

# Sharpens various steels 150x50x25mm Coarse grit for tools Cumi Silicone Carbide Carborundum Combination Stone (Black)

**Brand:** builder
**Price:** ¥2180
**Availability:** ✅ In Stock

## Summary

> 🔧 Sharpen your skills with the ultimate tool companion!

## Quick Answers

- **What is this?** Cumi Silicone Carbide Carborundum Combination Stone (Black) by builder
- **How much does it cost?** ¥2180 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/169675042-cumi-silicone-carbide-carborundum-combination-stone-black)

## Best For

- builder enthusiasts

## Why This Product

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

## Key Features

- • **Edge Mastery:** Achieve razor-sharp precision with every use.
- • **Durable Design:** Crafted from high-quality silicon carbide for longevity.
- • **Quality Assurance:** Proudly made in India by Builder, a trusted brand.
- • **Compact & Efficient:** Lightweight at 400 grams, easy to handle and store.
- • **Versatile Sharpening:** Perfect for stainless steel, carbon steel, and more.

## Overview

The BUILDER Cumi Silicone Carbide Carborundum Combination Stone is a high-performance sharpening tool designed to produce strong, keen edges on a variety of knives and tools. Measuring 150 x 50 x 25 millimeters and weighing 400 grams, this coarse grit stone is perfect for sharpening stainless steel, carbon steel, and more. Each package contains one durable stone, ensuring you have the quality you need for all your sharpening tasks.

## Description

Cumi Silicone Carbide Carborundum Combination Stone (Black)

## Features

- Size: 150 x 50 x 25 millimeter
- It produces strong, keen, long-lasting edges on quality tools
- Sharpens stainless steel, carbon steel and much more
- Excellent for a variety of knives and tools
- Package Contains: 1 piece

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Siliconemo |
| Brand | Builder |
| Colour | Black |
| Item Weight | 400 Grams |
| Grit Type | Coarse |
| Number of Items | 1 |
| Manufacturer | Builder |
| Country of Origin | India |
| Item model number | CSSC109 |
| ASIN | B07XWM5NFS |

## Product Details

- **Material:** Siliconemo
- **Brand:** Builder
- **Colour:** Black
- **Item Weight:** 400 Grams
- **Grit Type:** Coarse
- **Number of Items:** 1
- **Manufacturer:** Builder

## Images

![Cumi Silicone Carbide Carborundum Combination Stone (Black) - Image 1](https://m.media-amazon.com/images/I/51FDQVNuQFL.jpg)

## Frequently Bought Together

- BUILDER Cumi Silicone Carbide Carborundum Combination Stone (Black)
- Kai Hocho Premium Santoku Kitchen/Vegetable Knife, 6.77 Inch Blade, Black, Carbon_Steel
- Kai Gift Box Hocho Premium Chef Knife 7.36 Inc. Blade, Black, Stainless Steel Knife.

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**Shop now:** [https://www.desertcart.jp/products/169675042-cumi-silicone-carbide-carborundum-combination-stone-black](https://www.desertcart.jp/products/169675042-cumi-silicone-carbide-carborundum-combination-stone-black)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-25*