29-08-2014, 11:10 AM
The difference between new and minimum thickness is usually a few mm and typically you'd be skimming a fraction of a mm, so unless it's already a heavily worn disk you're unlikely to run into issues with going below minimum thickness.
1990 Peugeot 205 GTi 1.9 // 1991 Peugeot 205 GTi 1.9 16v // 1992 Peugeot 205 GTi 1.9 // 1999 Peugeot 306 HDi Estate