FASTENER SIZE CHART

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inch/metric conversion inch size coarse thread fine thread 1/4 20 28 5/16 18 24 3/8 16 24 7/16 14 20 1/2 13 20 9/16 12 18 5/8 11 18 3/4 10 16 7/8 9 14 1 8 14 1 1/8 7 12 1 1/4 7 12 1 3/8 6 12 1 1/2 6 12 1 3/4 5 - 2 4 1/2 - 2 1/2 4 - 3 4 - metric size coarse thread fine thread extra fine m6 1.00 .075 m8 1.25 1.00 m10 1.50 1.25 1.00 m12 1.75 1.50 ...

  Thread, Metrics