JINGLING 30Pcs 2.5mm Diamond Coated Grinding Bits Jewelry Tools for Gemstone Glass Tile Code 25A

Cylindrical tip, the diamond coated grinding bit is suitable for grinding or carving on jewelry, gemstone, glass, tile or granite

Product Specification

Product Name: diamond grinding head cylinder

Tip Shape: Cylindrical

Head diameter :  2.5mm (Close to 3/32")

Total length : 1-21/32" (42mm)

Head length:  3/8" (10 mm)

Shank diameter: 3/32" (2.35mm)

Suitable for electric nail drill, carving machine, machinery supporting assembly with a 3/32" collet

Quantity: 30Pcs

Use with water as a lubricant

Adding water when use the diamond grinding head is good, can improve the sharpness and the life

Can be installed on the electronic grinder, hanging mill and hand electric drill (not included here)

Used for sculpturing, dressing, precision grinding and internal grinding carbide in ceramic, glass, precious stone, alloy and many other abrasive materials

Quick Tips

1.  The water is required to cool and lubricate when grinding process

2.  Never use drills while machine is in hammer action

We Can List Any Size (Head Diameter from 0.4mm - 230mm) & Amount Of This Product

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 2.35mm (close to 3/32")

There are two different collet sizes for Dremel: 3mm (1/8") or Universal 3-jaw chuck

If your chuck of Dremel (models 4300-8050) has an Universal 3-jaw chuck, then the grinding bit can be installed directly

However, it is NOT suitable for dremel with 3mm 1/8" chuck (such as:models 3000,4000)

If your chuck of Dremel is 3mm (1/8"), maybe you need add the Universal 3-jaw chuck for Dremel