The diamond coated hole saw suitable for use in drill hole on glass, marble, tile or granite

Product Name: 5mm Diamond tip drill bit, 3/16 inch Glass hole saw bit, Glass drill bit

Outer/Hole Diameter: 5mm (3/16")

Inner Diameter: 3.2mm

Total length : 50mm (2")

Drill depth: 15mm (19/32")

Shank diameter: 4.5mm (3/16")

Quantity: 20 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. Start drill at 45 Degree to surface and align to 90 Degree as hole forms

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

4. Holes Require No Futher Work As Cutting Is Clean

We Can List Any Size & Amount Of This Product: Hole diameter from 0.4mm to 230mm

Please add some water in the drill pipes for cooling, to extend the life of diamond hole saw.

If you use an electric hand drill. The drilling steps as below:

1. The drill position on the glass 45 degree, then open a pit on stone/glass;

2. Slowly up the bit to 60 degrees, and then gently drill;

3. Finally reached 90 degrees, the technique requires a "wobble" of the drill rather that steady pressure straight on.

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.