SHDIATOOL Diamond Drilling Chamfer Milling Bits with 5/8-11 or M14 Thread for Enlarging Grinding Trimming Tile Ceramic Marble Size 25/25/35mm

SKU: A866020M14

Thread: M14
Size: 20MM
Quantity: 1pc

Item: SHDIATOOL Vacuum Brazed Diamond Drilling Chamfering Milling Bits Enlarge Hole Saw Tile Ceramic Marble Drilling Crowns

Quantity: 1pc,2pcs

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

Color: Blue



Drilling part: Diameter 20mm, Height 7mm;  Grit #35/40;

Chamfered part: Diameter 37mm, Grit #80/100 Total length: 65mm


Drilling part: Diameter 25mm, Height 7mm;  Grit #35/40;

Chamfered part: Diameter 42mm, Grit #80/100 Total length: 65mm


Drilling part: Diameter 35mm, Height 7mm;  Grit #35/40;

Chamfered part: Diameter 52mm, Grit #80/100 Total length: 65mm

Application: Drilling Holes+Enlarging&Milling Holes,suitable for porcelain tile, granite, marble, stone etc;               


1. 【Multi-function】Not only can drill holes, but also complete the work of chamfering,milling,grinding and enlarging holes;
2. 【High Quality Raw Materials】Premium steel body and premium diamonds create a premium product; Work more efficiently

3. 【Lightning Tooth Design】The design of the lightning teeth is conducive to the discharge of sundries and heat, better performance;

4. 【Good Working Finish Effect】Drill #35 / 40, fast and stable drilling, less chips, continuous cutting edge, less material loss; Chamfer #80, smooth and round;

5. 【Dry And Wet Use】Dry drilling and wet drilling can be performed to meet the needs of different scenarios.

Precautions for use:
1.Place the drill at a 45 degree angle.
2.Drilling till the hole start to form.
3.Bring the drill up into upright position.
4.Continue to drill and swaying the machine along a circle.


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:What difference between red and gold and blue?

A: SHDIATOOL drill bits have different colors drill bits, but they are same quality.

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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