Originally Posted by mc-motorsports  a lot of times the tap is loose and wobbles. I take an allen head bolt, if the outside is stamped or knurled, I turn it down on the lathe to make it smooth and make it finger tight using an allen wrench. Pleanty accurate enough to locate a bolt hole.
MC |
So it is pretty safe to assume that the allen head bolt will correctly center when it is lightly torqued into place... Didn't think about the free play the tap will have.
The information posted here has been very helpful. Hopefully this weekend I can get both blocks onto the milling machine