;Drill tools [ c:\pcb_elegance\preamp\pcb\preamp.pcb ]
;
;  Tool nr   Type      Diam mm     mils        Nr drills
;-------------------------------------------------------
  T1         Plated       0.72     28.0         132
  T2         Plated       0.92     36.0           8
  T3         Plated       1.10     43.3           7
  T4         Plated       1.02     40.0          24
  T5         Unplated     3.20    126.0           4
  T6         Plated       0.80     31.5           6