30Pcs 1mm Diamond Coated Hole Saw Drill Solid Bits Jewelry Gemstone Glass Tile Ceramic Marble Granite Code 10A

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: 1mm

Drill depth:  6mm (1/4")

Shank diameter:  2.35mm (3/32")

Shank diameter 3/32", allowing them to be compatible with most die grinders and rotary tools with a 3/32" collet

Total length:   42mm (1-21/32")

Quantity:   30Pcs

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, precision 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 (Head 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

Just a friendly reminder: The Shank diameter of grinding bit is 2.35mm (3/32" inch)

There are two different collet sizes with machine: 2.35mm (3/32 inch) or 3mm (1/8 inch)

If your chuck of Dremel is 2.35mm (3/32 inch), then the grinding bit can be installed and used directly.

If your chuck of Dremel is 3mm (1/8 inch), maybe you need add the Multi Keyless Universal Quick Change Chuck Rotary Tools Accessories for Dremel