US Machine Screw Diameters

Size Thread Diameter
Decimal Nearest Fractional
#0 0.06" 1/16"
#1 0.07" 5/64"
#2 0.08" 3/32"

#3

0.09"

7/64"
#4 0.11" 7/64"
#5 0.12" 1/8"
#6 0.13" 9/64"
#8 0.16" 5/32"
#10 0.19" 3/16"
#12 0.21" 7/32"
#14 0.24" 1/4"