1" /25mm Diamond Finger Bits for Porcelain Hard Ceramic Marble Enlarging Holes M14

SKU: A867125M14O

Size: 25mm
Thread: M14
Set: 1pc
Item: Vacuum Brazed Diamond finger bits Milling bits for tile, stone, countertop

Quantity: 1pc,2pcs


25MM Diameter, 50MM workable length,  M14 thread, Grit #50/60

Diameter 10mm: Total Length: 75mm, Diameter 20/25mm: Total Length: 65mm

(NOTE:M14 is popular in Europ. please attention!)


1. Enlarge, shape and/or round bevel existing holes in Porcelain, Hard Ceramic, marble and granite

2. Also available to make a hole directly, but not recommend to do this job. 

3. Used on angle grinder


1. Vacuum brazed technology provide high efficient working performance

2. Grit #50/60 provide you great finishing

3. Very easy to operate.


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: support@shadiatool.com 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 support@shadiatool.com or online chat.

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