Hex Socket Countersunk Flat Head Self Tapping Screws 304 Stainless Steel M2-M6
Nail Type: Countersunk Hex Socket Self-tapping Screw. M2(2mm) / M2.5(2.5mm) / M3(3mm) / M3.5(3.5mm) /M4(4mm) / M5(5mm) / M6(6mm). Head: Hex Socket. Material: 304 Stainless Steel. 304 stainless steel, with good corrosion resistance, oxidation heat resistance; 8 grade high strength nickel/black plating, high hardness, good toughness characteristics.