64.5 mm to AWG

64.5 mm = -17.74 AWG

mmAWG
49.5 mm-15.45
54.5 mm-16.28
59.5 mm-17.04
64.5-17.74
69.5 mm-18.38
74.5 mm-18.98
79.5 mm-19.54

64.5 mm = -17.74 AWG

Formula

d(mm) = 0.127 × 92^((36 − AWG) / 39) — the American Wire Gauge geometric progression