[2175] inch 4" Diamond Coated Drill Bit Hole Saw Glass Tile Ceramic Marble Cutter

Specifications:
Material: Diamond powder (plating)
Diameter: 100mm (4 inch)
Total height: 55mm(2.17 inch)
Shank diameter: 10mm(0.39 inch)

Features:
For glass, ceramics, marble and other hard and brittle materials drilling.
Head made using diamond plating, tooth edges are sharp, than ordinary plated hole saw more durable.
Opening hole are neat and smooth, no broken edges, and no tremor phenomenon.
Chip evacuation are more easily, improving the speed of opening.

Notice:
Drill Bit Hole Saw was installed on an ordinary hand drill, due to this drill hole not have centering drill, must be careful when operating.
Please note when open the hole the speed can not too fast, must be slow.
In the process of opening hole must be add water to hole cooling , otherwise the hole saw will be burned.

Pacakge included:
1x Drill Bit Hole Saw