Dia/Thread Size
Finish
Grade
Length
Material
Manufacturer
Specification
System of Measurement
Type
Special Interest

Square Head Bolts

The head design of square head bolts enables an easier wrench grip for nut tightening. They are usually used in new construction to mimic an older aesthetic or in railway applications.


Dia/Thread Size : 1/4"-20
Material : Steel
Grade : A
System of Measurement: Imperial (Inch)
System of Measurement: Imperial (Inch)
Length Thread Finish SKU Pkg Qty Price
Length Thread Finish SKU Pkg Qty Price
2-3/4" Coarse Plain 20014 EA 0.05
Dia/Thread Size : 5/16"-18
Material : Steel
Grade : A
System of Measurement: Imperial (Inch)
System of Measurement: Imperial (Inch)
Length Thread Finish SKU Pkg Qty Price
Length Thread Finish SKU Pkg Qty Price
5/8" Coarse Plain 20052 EA Call for Price
Dia/Thread Size : 3/8"-16
Material : Steel
Grade : A
System of Measurement: Imperial (Inch)
System of Measurement: Imperial (Inch)
Length Thread Finish SKU Pkg Qty Price
Length Thread Finish SKU Pkg Qty Price
7-1/2" Coarse Plain 20128 EA 0.29
Dia/Thread Size : 1/2"-13
Material : Steel
Grade : A
System of Measurement: Imperial (Inch)
System of Measurement: Imperial (Inch)
Length Thread Finish SKU Pkg Qty Price
Length Thread Finish SKU Pkg Qty Price
12" Coarse Plain 20235 EA 0.81
13" Coarse Plain 20236 EA 0.88
Dia/Thread Size : 7/8"-9
Material : Steel
Grade : A
System of Measurement: Imperial (Inch)
System of Measurement: Imperial (Inch)
Length Thread Finish SKU Pkg Qty Price
Length Thread Finish SKU Pkg Qty Price
2-3/4" Coarse Plain 20414 EA 1.19
Dia/Thread Size : 1-1/4"-7
Material : Steel
Grade : A
System of Measurement: Imperial (Inch)
System of Measurement: Imperial (Inch)
Length Thread Finish SKU Pkg Qty Price
Length Thread Finish SKU Pkg Qty Price
3-1/4" Coarse Plain 20566 EA 1.49