Asked by: Abdalahi Kamperschroer
asked in category: General Last Updated: 18th March, 2020

How do I make sure I drill a straight hole?


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Subsequently, one may also ask, how do you drill holes in glass?

Tape a small scrap of dense cardboard to the glass. Begin at very low rpm to create a dimple in the glass, then remove the cardboard and continue at about 400 rpm. Drilling a hole in a pane of glass or a mirror is simple. The key is to use a carbide bit made especially for glass and tile (see photos).

Secondly, what is a drill jig? A drill jig is a type of jig that expedites repetitive hole center location on multiple interchangeable parts by acting as a template to guide the twist drill or other boring device into the precise location of each intended hole center.

Beside this, how deep should pilot holes be?


Can you drill into concrete fence posts?

jonna said: You need to stay away from the edges as the steel rods are there, as long as you drill in the middle you should be fine. You can get drill bits which go through the concrete and bar..

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