KnowledgeMatrix on Instagram: "You NEED to follow us to learn something NEW everyday 🤖🤯 A spring is made by first selecting a suitable material, typically steel or stainless steel, and drawing it into a thinner wire. The wire is then coiled into the desired shape using a machine, and heat-treated to harden and improve its flexibility. Afterward, the spring may be polished or coated for protection. Finally, it undergoes testing to ensure it meets the required strength and performance standards.