- When decorating kitchen or bathroom walls, you can use these diamond drills to make holes without cracking them.

- Built-in cooling wax, which can can cool and lubricate the drill bit while drilling. Depth mark use for completing precise project.

- This Diamond Drill Bits set comes with a portable plastic case for convenient use and store.

Specification:

Color: Silver + Black
Material: Diamond + Steel
Drilling hole diameter: 10mm (3/8inch)
Working length: 10mm (3/8inch)
Shank type: Hex Shank

Using Steps:

Step 1: Place the drill at a 45 degree angle.
Step 2: Drilling till the hole start to form.
Step 3: Bring the drill up into upright position.
Step 4: Continue to drill and swaying the machine along a circle.

Package List:

2 x 10mm Dry Diamond Drill Bits

Warm Tips:

- Don't drill Brittle glass, metal, wood.
- Please use with water when drilling granite