Diamond Hole Saw Drill Bit for Tile Glass Marble and Ceramic - 115mm

While it can be used briefly, dry drilling significantly reduces the lifespan of the tool. Wet drilling is highly recommended for longevity.

A standard variable-speed power drill is sufficient, provided it is used at lower speeds.

No, you should never drill tempered glass as it will shatter instantly upon contact.

Lifespan depends on the hardness of the material and cooling methods, but proper care will ensure consistent performance over many uses.

This specific model is a hole saw designed for large openings; using a jig or template is the best method for accuracy.

Reduce drill speed and increase the flow of cooling water to the cutting site.

Use a piece of masking tape over the mark or a drill guide to stabilize the starting point.

Reduce downward pressure and ensure the drill is held perfectly perpendicular to the surface.