12-24 x 1/2 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc 3/8-16 NTU This coupling nut is ideal

This coupling nut is ideal for connecting two threaded rods

This 1/4-28 Two Way Reversible Hex Lock Nut is made of zinc and wax

This 6-32 x 1/4" Unslotted Indented Hex Washer Head Machine Screw is fully threaded and made of zinc-plated steel

The Phillips oval head provides a secure fit and prevents the screw from slipping

12-24 x 1/2 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc 3/8-16 NTU This coupling nut is ideal12 24 x 1 2 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc is a type of screw that is used in a variety of applications. It has a hex head with a flange, which helps to distribute the load and prevent the screw from pulling through the material. The serrated surface of the washer helps to grip the material and prevent the screw from loosening. The full thread design allows for a greater amount of thread engagement, which provides a