Dale offers:
> You don't have to sand off the chrome.. Just use a lot of tapping
> lubricant.. That's the way it was done BEFORE allen keyed brakes were
> common! I tapped and shortened many Campag center bolts in the olde days!
Indeed, when McLean built my frame I sent him my Campy brakes for this very treatment.
And in addition to the lube, make sure you back the die off frequently to break the chip.
Jackie