SHDIATOOL Diamond Chamfer Finger Bits with 5/8-11 or M14 Thread for Enlarge Shape Bevel Existing Holes in Tile Porcelain Ceramic Marble Granite Dia 20mm

SKU: A868020M14

Thread: M14 Thread(EU)
Quantity: 1pc
Size: 4/5''(20mm)

Item: SHDIATOOL Vacuum Brazed Diamond Chamfer Milling Bits Enlarge Shape Bevel Existing Holes Tile Porcelain Ceramic Milling Crowns

Quantity: 1pc or 2pcs

Connection: M14 Thread(for EU) or 5/8"-11 Thread(for NA)

Package: Plastic Box


   Dia:20mm,  Working length 20mm;

   Total length: 40mm, Grit #80;


1. Cutting edge high-end vacuum brazing process provides better performance and longer service life for the product;

2. The #80 fine-grained diamond, through fine grinding, can produce excellent surface effect on the edge of the hole, smooth and clean; 

3. Bevel Ease chamfers and stress relieves rough holes in glass, ceramic and porcelain tiles;

4. Reduce the risk of cracking with standard and large format tiles subjected to tension (eg tightened plumbing, led lights etc); 

5. It is very useful to improve aesthetic degree for the edge finishing of exposed holes.

6. Dry or wet use.


1.This is not a core bit,can not drill holes

2.Please choose the right connection accordingly!


Standard Free Shipping:

US&CA 10-15 Days | MX 15-30 Days | AU&NZ 8-15 Days | Europe 5-15 Days

Expedited Shipping:

If you need DHL Express,
Contact us now: Whatsapp: 189 5255 1577 Email: or online chat.


Q:What material can this drill bit work on?

A: SHDIATOOL drill bits usually are able to work for various materials, please check our product description and product image to see details.

Q: How can I know if this drill bit is suitable with my machine?

A: Please check your machine manual on the thickness and size of/where the arbor is, make sure these details is fine with this drill bit. Don’t worry if you have problem with the thread, SHDIATOOL has adapter solution for you too.

Q: How long can drill bit last?

A: Proper using and maintenance helps your SHDIATOOL drill bits work longer, make sure it under MAX RPM and nice temperature while working.

Still have questions? Contact us now: 189 5255 1577 or online chat.

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