Electronics Projects, Handmade Drill bits Syringe Needle article
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For a long time I have found a method that I use and own both practical and pretty cheap as well, for me, better than any other drill bit
Show some advantage;
7 injector syringe needle with 50 kr note: injector syringe must be bought from the smallest.
Very fast and can penetrate without overflowing
Directly instead of paper put on a plaque to mark del because you can not tear paper
Even if it breaks the tip of changes can be made immediately with a new career yankeski cheap also did not even change the angle and the cut end with the end completely until the former can use
Have you placed a plaque elements in this UCLA drilled in the element of time shift reverses
does not drop the extra width does not occur because the components are sitting firmly. offers the possibility to easily solder.
Take it easy.
With using the syringe needle punctured the drill is the following copper plaque pcb photos