Large-diameter steel hex socket button screw for general mechanical assembly work.

Steel hex socket cap screw for industrial machinery assembly and equipment fastening.

Heavy-duty steel hex socket cap screw for large machinery and structural assembly.

Extra-long heavy steel hex socket cap screw for structural assembly.

Large-diameter heavy-duty steel hex socket cap screw for robust structural fastening.

Heavy-duty large-diameter steel hex socket button screw for industrial assembly.

Medium-duty steel hex socket cap screw for machinery and equipment assembly applications.

Heavy-duty long-length steel hex socket button screw for structural fastening.

Steel hex socket cap screw for industrial machinery and equipment assembly work.

Steel hex socket cap screw for machinery and equipment assembly.

Steel hex socket cap screw for general industrial fastening and equipment assembly.

Heavy-duty long steel hex socket cap screw for structural assembly.

Extra-long steel hex socket cap screw for deep structural and machinery assembly.

Heavy-duty steel hex socket cap screw for industrial machinery assembly.

Steel hex socket cap screw for machinery assembly and industrial equipment fastening.

Steel socket head cap screw 1/2 inch diameter, 4 inches long for machinery and equipment assembly.

Steel hex socket cap screw, half-inch diameter, eight and half inches long for machinery assembly.