Product Details：Color: SilverMaterial: Carbon Steel Black OxideTotal Size: M4-0.7x25mmScrew Total Length: 25mmInner Hex Dia.: 2.5mmScrew Head Size: 8.245mm x 2.48mm(D*T)Screw Groove Type: Inner HexMaterial - Constructed from premium-grade carbon steel black oxide finish, known for its superior corrosion resistance properties, this hardware ensures exceptional durability and longevity compared to other options available in the market.Feature - The flat head machine screws are very strong and are great for both indoor and outdoor use. This stainless is superior to regular steel and provides excellent rust resistance.Application - Suitable for a wide range of industries and purposes including wind power, aerospace, office equipment, electronics, communications, shipbuilding, machinery, and more.
eBay