---
product_id: 93248654
title: "Diamond Finger Milling Bits 20MM for Enlarging Shaping Grinding Edging Exsiting Holes of Porcelain Tile Ceramic Marble Granite M14 Thread for Angle Grinder"
brand: "shdiatool"
price: "€ 28.96"
currency: EUR
in_stock: true
url: https://www.desertcart.ie/products/93248654-diamond-finger-milling-bits-20mm-for-enlarging-shaping-grinding-edging
store_origin: IE
region: Ireland
---

# Vacuum Brazed Diamond Grit #50/60 4 chip removal holes for heat dissipation M14 Thread for secure fit Diamond Finger Milling Bits 20MM for Enlarging Shaping Grinding Edging Exsiting Holes of Porcelain Tile Ceramic Marble Granite M14 Thread for Angle Grinder

**Brand:** shdiatool
**Price:** € 28.96
**Availability:** ✅ In Stock

## Summary

> 💎 Elevate your edge game — precision, power, and polish in one spin!

## Quick Answers

- **What is this?** Diamond Finger Milling Bits 20MM for Enlarging Shaping Grinding Edging Exsiting Holes of Porcelain Tile Ceramic Marble Granite M14 Thread for Angle Grinder by shdiatool
- **How much does it cost?** € 28.96 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/93248654-diamond-finger-milling-bits-20mm-for-enlarging-shaping-grinding-edging)

## Best For

- shdiatool enthusiasts

## Why This Product

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

## Key Features

- • **Cool Under Pressure:** Innovative chip removal holes optimize heat dissipation for extended tool life
- • **Seamless Compatibility:** Fits M14 thread angle grinders with recommended RPM up to 11,000 for professional-grade results
- • **Precision 20mm Diameter:** Perfectly sized for detailed hole enlarging and shaping
- • **Versatile Wet & Dry Use:** Effortlessly works on porcelain, ceramic, granite, marble, and engineered stones
- • **Durability Meets Performance:** Vacuum brazed diamond grit ensures long-lasting sharpness and superior finish

## Overview

The Diamond Finger Milling Bit 20MM is engineered for professional tile and stone work, featuring a durable vacuum brazed diamond grit and a heat-dissipating design with 4 chip removal holes. Compatible with M14 thread angle grinders, it excels in enlarging, shaping, and edging porcelain, ceramic, granite, and marble surfaces, supporting both wet and dry applications for versatile, high-performance results.

## Description

Diamond Finger Milling Bits 20MM for Enlarging Shaping Grinding Edging Exsiting Holes of Porcelain Tile Ceramic Marble Granite M14 Thread for Angle Grinder

## Features

- 【Size】Diameter: 20mm, Total length: 65mm, Working Depth: 50mm, M14 Thread, Grit: #50/60
- 【Vacuum Brazed Technology】Help to be durable and have a long sevice life with better finish
- 【Special Design】4 chip removal holes and the interior of the matrix. Designed for heat dissipation and provides longer working life. Dry or Wet Use
- 【Recommended Machine】: Suitables for M14 Thread angle grinder. Recommended RPM: 6000, maximum RPM: 11000. If you want to fit it on drills or other machine, you need an adapter, such as SDS,Hex, Round Plus Shank. Direct drilling is not recommended
- 【Multiple Application】Both Dry or Wet use,to Enlarge and Reshape previously cut holes in Porcelain Tiles, Hard Ceramic Tiles, Granite, Marble & Engineered Stones,and also be used to notch edges of tile to accommodate for pipes or wiring

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | SHANGHAI DIATOOL CO., LTD. |
| Part number | A867120M14 |
| Item Weight | 125 g |
| Product Dimensions | 2 x 2 x 7 cm; 125 g |
| Item model number | A867120M14 |
| Size | 20MM |
| Finish | Uncoated, dry |
| Material | Artificial Diamond |
| Power source type | Corded-Electric |
| Item Package Quantity | 1 |
| Handle material | Porcelain Hard Ceramic marble granite |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Artificial Diamond
- **Shank diameter:** 10 Millimetres
- **Cutting diameter:** 20 Millimetres
- **Finish type:** Uncoated, dry
- **Shank type:** Round

## Images

![Diamond Finger Milling Bits 20MM for Enlarging Shaping Grinding Edging Exsiting Holes of Porcelain Tile Ceramic Marble Granite M14 Thread for Angle Grinder - Image 1](https://m.media-amazon.com/images/I/61J5O8IS9vL.jpg)

## Available Options

This product comes in different **Size Name** options.

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-02-11*