304 Stainless Steel Cross Round Head Screw GB Pan Head Bolt with Washer Combination Screw M3 100Pcs Industrial Use

Made of genuine 304 stainless steel, providing excellent corrosion resistance and long service life even in humid and harsh industrial environments.Standard GB size ensures perfect compatibility with various mechanical parts, making installation fast and accurate.The three-in-one combination design integrates screw, flat washer and spring washer, effectively preventing loosening under vibration.Deep cross recess design enhances torque transmission and reduces slipping during installation, improving work efficiency.Smooth and clean surface with precise rolling thread ensures stable locking and is not easy to wear after repeated use.Moderate hardness and good toughness prevent breakage and deformation, ensuring safe and reliable connection for long-term industrial use.100 pieces per package offers sufficient quantity for daily maintenance, assembly and mass production needs.Widely used in electrical appliances, machinery, furniture, automotive parts and other industrial assembly scenarios.