Heavy-duty steel hex bolt three-quarter inch by five and half inches.

Large steel hex nut for structural and mechanical assembly applications.

Large steel socket grub screw for heavy shaft and coupling work.

Extra-large steel socket grub screw for heavy industrial coupling and locking.

Large steel hex bolt, 3/4 inch thread, 1.5 inches long for heavy assembly.

Large steel socket grub screw for heavy machinery and industrial equipment fastening.

Heavy-duty steel socket grub screw for securing large shafts in industrial equipment.

Large steel socket grub screw for heavy industrial machinery and equipment assembly.

Extra-long heavy steel socket grub screw for large industrial machinery shaft securing.

Steel hex bolt three-quarter inch thread, 2 inches long for heavy work.

Steel hex bolt three-quarter inch thread, one and three-quarters inches long.

Steel hex bolt for general mechanical assembly and construction projects.

Steel socket grub screw for industrial machinery and equipment shaft securing.

Heavy-duty steel hex bolt for industrial assembly and construction projects.

Standard steel hex nut for general mechanical assembly and construction.

Large steel hex bolt with coarse pitch for structural fastening.

Heavy-duty steel hex bolt for large structural and machinery applications.

Long large steel hex bolt for deep structural assembly and fastening.

Large steel hex bolt for heavy-duty industrial structural assembly and machinery.

Large steel hex bolt for heavy industrial assembly and structural fastening applications.