On Mon, 15 Feb 2016 00:36:34 -0400, you wrote:
breaks.
I use a Proxxon, and have drilled hundreds of holes with the same bit
(it goes dull eventually) and have not broken a bit due to wobble.
I did use a Dremel, and that was insufficient.
Harvey
>I use resharpened carbide in my dremel 395 with 1/8" shanks for PCBThe Dremel has enough runout that the bit wobbles and, as you noticed,
>work. They work fine....I go down to around 0.31 mm. I can go smaller
>but bit breaking happens every 10 holes or so.
breaks.
I use a Proxxon, and have drilled hundreds of holes with the same bit
(it goes dull eventually) and have not broken a bit due to wobble.
I did use a Dremel, and that was insufficient.
Harvey