Iain Churches wrote:

It is much better practice to drill and tap before anodising,
and then fit plastic machine screws into these threads, to keep
tjem clean.

Like little grub screws? Fine if you have them handy, I suppose...


Then you do not need to put your anodised panel under the
drill press any more. I have learned this the hard way:-)

If you've drilled it before anodising, then it shouldn't need to go back
under the drill - provided you can spin a tap in a straight line. :-)


--
Wally
www.wally.myby.co.uk
http://iott.melodolic.com