Best Seller | ZORO SELECT U11140.050.0001 1/2"-13 Low Carbon Steel Zinc Plated Finish Square Square Nut, Material Grade/Class Grade A, Material Steel, Finish Zinc Plated, Thread Size 1/2 In.-13, Square Height 7/16 in, Square Width 13/16 in, System of Measurement Inch, Thread Direction Right Hand, Dimensional Standards ANSI/ASME B18.2.2, Pack... ... more ZORO SELECT U11140.050.0001 1/2"-13 Low Carbon Steel Zinc Plated Finish Square Square Nut, Material Grade/Class Grade A, Material Steel, Finish Zinc Plated, Thread Size 1/2 In.-13, Square Height 7/16 in, Square Width 13/16 in, System of Measurement Inch, Thread Direction Right Hand, Dimensional Standards ANSI/ASME B18.2.2, Pack... | | $14.39 go to store |