JINGLING 30Pcs 2mm Diamond Coated Grinding Bits for Jewelry Gemstone Glass Tile Marble Granite Code 20A
The diamond coated grinding bit is suitable for use in grinding process on jewelry, gems, glass, marble, tile or granite
Product Specification:
Product Name: Lapidary Diamond Grinding Bits, Diamond Carving Tools for Stone
Head Diameter: 0.079"(2mm)
Total length: 1-21/32"(42mm)
Drill depth: 1/4" (6mm)
Shank Diameter: 2.35mm(3/32"); Suitable for electric nail drill, carving machine with a 3/32" collet
Total length: 1-21/32" (42mm)
Recommended speed: 5000-50000 RPM
Quantity: 30 Pcs
Drilling speed: Drill a hole in seconds
Use with water as a lubricant
Quick Tips
1. Please add water for coolant and drill slowly
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 (Head Diameter from 0.4mm - 230mm) & amount of this product
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
We will send out your order within 1-2 days after payment has been received and cleared