American Screw Sizes

THREAD DIAMETER
Size Nearest Fraction Inch Millimeter
#0 1/16 0.06 1.5
#1 5/64 0.07 1.8
#2 3/32 0.08 2.0
#3 7/64 0.09 2.3
#4 7/64 0.11 2.8
#5 1/8 0.12 3.1
#6 9/64 0.13 3.3
#8 5/32 0.16 4.2
#10 3/16 0.19 4.8
#12 7/32 0.21 5.5
#14 1/4 0.24 6.3

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