4# ~ 3/8″ K Lock Hex Nuts Carbon Steel / 304 Stainless External Tooth Screw Caps
● Material: 304 Stainless Steel, Carbon Steel (White Zinc). ● Features: The product is made of 304 stainless steel/carbon steel galvanized, which has the characteristics of good corrosion resistance, oxidation resistance, heat resistance, high strength, and high toughness.