M2 M2.5 M3 M4 Socket Head Cap Screws A4 Stainless Steel 316 Cap Head Allen Bolts
Thread Size: M2 M2.5 M3 M4. · The products are made of 316 stainless steel, which has good corrosion resistance, oxidation and heat resistance, high strength and high toughness. Material: 316 Stainless Steel.