30Pcs 2.5mm Diamond Coated Grinding Head Solid Bits Jewelry For Gemstone Glass Tile Ceramic Marble Granite Code 25A

The diamond coated hole saw suitable for use in grinding Jewelry, Gems, glass, marble, tile or granite.

Product Description:

Product Name:Diamond 2.5 mm drill bit, diamond rotary bits, drill bits for sea glass, lapidary drill bits， stone drill bits for stones, diamond drill bit jewelry, jewelry diamond bits, dremel carving.

Head Diameter :0.1" (2.5mm) 

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

Drill depth:10mm depth

Shank diameter: 3/32" (2.35mm)，Suitable for electric nail drill, carving machine with a 3/32" collet.
Quantity:Total 30 Pcs

Use with water as a lubricant

Quick Tips

1.Please add water for coolant and grinding.

2.Never use drills while machine is in hammer action.

3.Holes Require No Futher Work As Cutting Is Clean 

We Can List Any Size ( Hole Diameter from 1mm - 230mm) & Amount Of This Product

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