The hexagon sizes shown in the tables should be used as a guide only.
1 4 bolt size chart.
Customary sizes and metric.
Our metric stud bolt to nut table is meant to help determine the correct size bolt or nut for your purpose.
Metric stud bolt to nut size chart.
Hex bolt lag bolt.
Length 1 4 20 10 24 8 32 6 32 5 16 18 3 8 16 7 16 14 1 2 13 9 16 12 1 4 28 10 32 5 16 24 3 8 24 7 16 20 1 2 20 9 16 18 length is measured from under the head.
Always consult the manufacturers instructions or engineering recommendations when making bolted connections.
Stainless steel full thread hex bolts 8 pack 1.
Types of nuts and bolts.
Galvanized hex bolt 15 pack 17.
Hexagon nut and bolt sizes.
Determine the maximum torque according to bolt nut size and grade.
Bolt diameter head and wrench size.
Use the dimensions of your bolt to determine the appropriate size nut.
Print this page.
Individual sizes should be checked before specifying any.
Definitions of terms are located below the chart.