Driving small theta drills by hand

[Rustybolt]

<font face="Verdana, Arial" size="2">Originally posted by foose89:
At the end of a long weekend I found myself driving small diameter drill bits with pin vice _after_ starting center hole in tailstock, precision chuck. Was unable to progress to gauging... curious if this is 'acceptable practice' for reasonably concentric holes.</font>

How small is small? It's been my experience on any drill under a 65 is to run it very fast.

[foose89]

huh?

[aboard_epsilon]

GOING TO SOUND DAFT THIS .
but how about making a small bow , like they have for starting fires.



all the best...mark

[This message has been edited by aboard_epsilon (edited 01-03-2005).]

[foose89]

At the end of a long weekend I found myself driving small diameter drill bits with pin vice _after_ starting center hole in tailstock, precision chuck. Was unable to progress to gauging... curious if this is 'acceptable practice' for reasonably concentric holes.