High-Strength Grade 8.8 Full-Thread Carbon Steel Screw

This Grade 8.8 black oxide full-thread lead screw is manufactured from premium 45# carbon steel, offering high tensile strength and precise threading. It features reliable sturdiness and corrosion resistance, making it suitable for applications in construction, petrochemical, shipbuilding, and high-speed rail industries. Various M6-M18 specifications are available in stock for quick delivery, with custom processing options offered.