The diamond coated hole saw suitable for use in drill hole on Jewelry, Gems, glass, marble, tile or granite
Product Specification:
Product Name: Lapidary Diamond Drill Bits, Diamond Drill Bits for Stone Jewelry
Head Diameter : 1.2 mm and 1.5mm
Total length : 1-21/32" (42mm)
Drill depth: 1/4" (6mm)
Shank diameter: 3/32" (2.35mm)
Quantity: Total 30Pcs ( include 1.2mm-15 Pcs and 1.5mm-15Pcs )
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.
Apply to jade carving, stone carving, bone carving, glass carving etc.
Used for sculpturing, grinding and drilling in precious stone, ceramic, glass, jewelry, alloy, shells and many the abrasive materials
Use with water as a lubricant is better
Adding water when use the diamond grinding head is good, can improve the sharpness and the life
We Can List Any Size (Hole Diameter from 0.4mm - 230mm) & Amount Of This Product
Regular Air postage from China to Worldwide and takes 15-30 days delivery to your home
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