Head sizes may differ from what is shown due to differences between metric standards length.
Bolt head size chart metric.
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Metric hex bolt diameters and thread pitches mm 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220.
Metric bolt conversion metric bolt conversion data for industrial bolts rods machine screws and small diameter fasteners from elgin fastener group includes metric to standard bolt conversions.
The chart below shows metric bolt conversions and din numbers for fasteners.
Us bolts head and wrench sizes hex bolt lag bolt square bolt and heavy hex bolt us hex bolts inches ansi asme b18 2 1 dimensions of hex bolts imperial units us hex bolts metric ansi asme b18 2 3m dimensions of hex bolts metric units.
All measurements in millimeters nominal size d body diameter head thickness across the flats across corners d max d min h max h min f max f min c max c min m10 10 00 9 78 6 63 6 17 17 00 15 73 18 48 17 77 m12 12 00 11 73 7 76 4 24 19 00 17 73 20 78 20 03 m14 14 00 13 73 9 09.
Metric stud bolt to nut size chart.
Use the dimensions of your bolt to determine the appropriate size nut.
The bolt chart provides both us and metric stud sizes.
Length is measured from under the head to the end of the bolt note.
Bolt diameter mm head wrench size mm ansi iso din.