Conversion Table

.010" (10 thou) = 0.25mm
.015" (15 thou) = 0.40mm
.020" (20 thou) = 0.50mm
.030" (30 thou) = 0.75mm
.040" (40 thou) = 1.00mm
.060" (60 thou) = 1.50mm
.080" (80 thou) = 2.00mm
.100" (100 thou) = 2.5mm
.125" (125 thou) = 3.2mm
.156" (156 thou) = 4.00mm
.188" (188 thou) = 4.80mm
.250" (250 thou) = 6.30mm