David Cole wrote:
> What is the best way to drill a hole in round tubing? I need to drill a
> 1/4" hole through a section of 1.25" chrome moly tubing on the chassis of
> my race car. What is the best way to insure the hole will be centered and
> straight through. It will have to be done with a hand drill as the section
> can't be removed to be done with a drill press and press vice.
>
> The hole will be used for a pin to hold a front cannard wing. There is a
> hole already there, but it has been wallowed out over the years and it
> would be best to drill a new hole so the wing doesn't move.
>
> Thanks,
> David Cole
You need a guide that you can make yourself. Take a block of wood and using a
drill press, bore a 1.25" hole. Perpendicular, bore the 1/4" hole through the
block. If you can, slide this guide over the tube and drill away. Otherwise,
split the block along the 1.25" hole and clamp to the tubing.
/// unsubscribe/change address requests to majordomo@autox.team.net or try
/// http://www.team.net/mailman/listinfo
/// Archives at http://www.team.net/archive/shop-talk
|