---
product_id: 508856887
title: "SIGNI 4 inch Silicon Carbide Grinding Stone with 5/8 Arbor for Grinding Masonry (24 Grit)"
brand: "signi"
price: "R731"
currency: ZAR
in_stock: true
url: https://www.desertcart.co.za/products/508856887-signi-4-inch-silicon-carbide-grinding-stone-with-5-8
store_origin: ZA
region: South Africa
---

# 5/8" Arbor Silicon Carbide 24 Grit SIGNI 4 inch Silicon Carbide Grinding Stone with 5/8 Arbor for Grinding Masonry (24 Grit)

**Brand:** signi
**Price:** R731
**Availability:** ✅ In Stock

## Summary

> 🔧 Grind Like a Pro with SIGNI!

## Quick Answers

- **What is this?** SIGNI 4 inch Silicon Carbide Grinding Stone with 5/8 Arbor for Grinding Masonry (24 Grit) by signi
- **How much does it cost?** R731 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/508856887-signi-4-inch-silicon-carbide-grinding-stone-with-5-8)

## Best For

- signi enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** Deeply anchored wrap-around steel hub ensures maximum safety and durability.
- • **Unmatched Precision:** Engineered for flawless shaping and grinding of concrete, marble, and granite.
- • **High RPM Performance:** Perfectly balanced for high RPM machines, delivering consistent results.
- • **Professional Quality:** Crafted from premium Silicon Carbide for superior performance in every project.
- • **Versatile Compatibility:** Compatible with angle grinders, bench grinders, and die grinders for ultimate flexibility.

## Overview

The SIGNI 4 inch Silicon Carbide Grinding Stone is designed for professional-grade shaping and grinding of masonry materials. With a 5/8” arbor for easy mounting and a robust steel hub for safety, this grinding stone is perfect for high RPM machines and compatible with various grinders. Its 24 grit ensures efficient material removal, making it an essential tool for any serious craftsman.

## Description

SIGNI 4 inch Silicon Carbide Grinding Stone with 5/8 Arbor for Grinding Masonry (24 Grit)

## Features

- Grinding stone Size: Straight Type, 4x2x5/8-11, 1 PACK
- 5/8”-11 arbor thread for spin-on mounting
- Made of Silicon Carbide, professional for shaping and grinding concrete,marble,granite,etc
- deeply anchored wrap-around steel hub for maximum safety and long life.
- High RPM Machine Balanced for every grinding stone

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Grit Material | Silicon Carbide |
| Product Dimensions | 4"L x 4"W |
| Brand | SIGNI |
| Compatible Devices | Angle Grinder, Bench Grinder, Die Grinder |
| Grit Type | Coarse |
| Item Thickness | 0.63 Inches |
| Grit Number | 24 |
| Construction Type | Grinding |
| UPC | 645569245259 |
| Manufacturer | SIGNI |
| Part Number | CGS |
| Item Weight | 1.63 pounds |
| Item model number | CGS |
| Material | 24 Grit |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Grit Material:** Silicon Carbide
- **Product Dimensions:** 4"L x 4"W
- **Brand:** SIGNI
- **Compatible Devices:** Angle Grinder, Bench Grinder, Die Grinder
- **Grit Type:** Coarse

## Images

![SIGNI 4 inch Silicon Carbide Grinding Stone with 5/8 Arbor for Grinding Masonry (24 Grit) - Image 1](https://m.media-amazon.com/images/I/81TcCpGB4dL.jpg)

## Available Options

This product comes in different **Material Type** options.

## Questions & Answers

**Q: how can I attach one of these to my drill? Which adapter?**
A: You need a 5\8 ths Arbor to make it fit on a drill

**Q: Will this work on my mini bench grinder?**
A: It is a 5/8 inch threaded angle grinder arbor.

**Q: Would this work for grinding off glaze (drips) from ceramics?**
A: Not a good idea, try wet Dimond pads

**Q: Will this work on handheld dremel?**
A: No this will not work on a Dremel it is for a three to four inch grinder it is big and heavy

## Frequently Bought Together

- SIGNI 4 inch Silicon Carbide Grinding Stone with 5/8 Arbor for Grinding Masonry (24 Grit)
- SIGNI 4 Inch Green Grinding Stone with 5/8-11 Thread (1 Pack,80 Grit，4X2X5/8-11)
- 4 Inch Diamond Polishing Pads with 5/8’’-11 Backer Pad, 12PCS Wet/Dry Granite Stone Polish Pad Kit for Drill, Grinder, Polisher, 50-6000 Grit Polishing Pad for Concrete Marble Rock Countertop Quartz

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**Shop now:** [https://www.desertcart.co.za/products/508856887-signi-4-inch-silicon-carbide-grinding-stone-with-5-8](https://www.desertcart.co.za/products/508856887-signi-4-inch-silicon-carbide-grinding-stone-with-5-8)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-02-26*