---
product_id: 31234813
title: "CNBTR Silver 8mm Spherical Concave Head Diamond Mounted Point Grinding Bit Grit 100"
brand: "cnbtr grinding tool"
price: "HK$132"
currency: HKD
in_stock: false
category: "Misc."
url: https://www.desertcart.hk/products/31234813-cnbtr-silver-8mm-spherical-concave-head-diamond-mounted-point-grinding
store_origin: HK
region: Hong Kong
---

# CNBTR Silver 8mm Spherical Concave Head Diamond Mounted Point Grinding Bit Grit 100

**Brand:** cnbtr grinding tool
**Price:** HK$132
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** CNBTR Silver 8mm Spherical Concave Head Diamond Mounted Point Grinding Bit Grit 100 by cnbtr grinding tool
- **How much does it cost?** HK$132 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/31234813-cnbtr-silver-8mm-spherical-concave-head-diamond-mounted-point-grinding)

## Best For

- cnbtr grinding tool enthusiasts

## Why This Product

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

## Description

Specification: Material:Metal,Diamond Color:Silver Shank Diameter: 6mm Polished Size: 8mm Type:Coarse Grit: 100 Medium Dimension:8 x 48mm/0.31 x 1.89""(Dia x L) Weight:16g Feature: Cylindrical nose, electroplated diamond head.  Can be installed on the electronic grinder, hanging mill and hand electric drill. Used for sculpturing, precision grinding in precious stone, ceramic, glass, many the abrasive materials. The speed of 2000-3000 r/min. The Diamond grinding head can be installed on the Bench drilling machine, hand electric drill (not included here). Never use drills while machine is in hammer action.   Package Include: 1 x Diamond Mounted Point Spherical Concave Head Grinding Bit

## Features

- Cylindrical nose, electroplated diamond head.
- Can be installed on the electronic grinder, hanging mill and hand electric drill.
- Used for sculpturing, dressing, precision grinding and internal grinding carbide in ceramic, glass, precious stone, alloy and many ther abrasive materials.

## Images

![CNBTR Silver 8mm Spherical Concave Head Diamond Mounted Point Grinding Bit Grit 100 - Image 1](http://ecx.images-amazon.com/images/I/41j2RfCV5AL.jpg)
![CNBTR Silver 8mm Spherical Concave Head Diamond Mounted Point Grinding Bit Grit 100 - Image 2](http://ecx.images-amazon.com/images/I/31eweth0rJL.jpg)
![CNBTR Silver 8mm Spherical Concave Head Diamond Mounted Point Grinding Bit Grit 100 - Image 3](http://ecx.images-amazon.com/images/I/41ZHV2LcKqL.jpg)
![CNBTR Silver 8mm Spherical Concave Head Diamond Mounted Point Grinding Bit Grit 100 - Image 4](http://ecx.images-amazon.com/images/I/51MyWrJ9Q2L.jpg)
![CNBTR Silver 8mm Spherical Concave Head Diamond Mounted Point Grinding Bit Grit 100 - Image 5](http://ecx.images-amazon.com/images/I/41lJ4VW%2B6xL.jpg)

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**Shop now:** [https://www.desertcart.hk/products/31234813-cnbtr-silver-8mm-spherical-concave-head-diamond-mounted-point-grinding](https://www.desertcart.hk/products/31234813-cnbtr-silver-8mm-spherical-concave-head-diamond-mounted-point-grinding)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-03-13*