What is stainless steel screw and what is the main component? What are the advantages? What material

Stainless steel screws use special stainless tool steel. The main ingredients are chromium, molybdenum, nickel, silicon and carbon. The whole quenching + overall hardening treatment, with corrosion resistance, wear resistance; Jin Yang screw - stainless steel screw suitable for processing PC, PMMA, PET general grade transparent material and U-PVC and other corrosive plastics.