New one box set of 30 Pcs diamond coated grinding burrs pointed heads in box set

Specifications and shapes:

Product Name:     Diamond Ball Burrs, Round Grinding Stone, Diamond Burs for Stone Carving

Heads Shapes:     Ball / Sphere

Heads Diameter:   1 / 1.5/ 2/ 2.5/ 3/ 4/ 5mm  ( Please select the Head Diameter which you need )  

Quantity: 30Pcs ( A box )

Shank Diameter :  3mm (close to 1/8 inch)

Suitable for dremel, electric grinder, carving machine, machinery supporting assembly with a 1/8" collet

Grit : 150 (medium)

Premium type diamond coated, more durable than the ordinary diamond coated burr.

Use with water as a lubricant is better

Suitable for use in grinding the edge of glass, marble, rock or jewelry. 

We will send out your order within 1-2 days after payment has been received and cleared

Please let us know if you are looking for other accessories or hardware. 

Just a friendly reminder: The Shank diameter of grinding bit is 3mm (close to 1/8" inch)

If your chuck of Dremel is 3mm (1/8 inch) or Universal 3-jaw chuck, then the grinding bit can be installed directly

However, it is NOT suitable for machines with 3/32 inch chuck, such as Electric Nail Drill