Stainless Steel A4 External Tooth Star Lock Washer 3 mm Size 0.4 mm Thickness DIN 6798 | AOBSCO

The Stainless Steel A4 External Tooth Star Lock Washer, manufactured by AOBSCO, is made from high-quality stainless steel A4 material ensuring durability and corrosion resistance. This washer features external serrated teeth that provide excellent locking capability by biting into joint surfaces, preventing loosening under vibration and high pressure. It meets the DIN 6798 standard, making it a reliable component in construction materials and building supplies across Saudi Arabia.

• Size: 3 mm
• Thickness: 0.4 mm
• Material: Stainless Steel A4
• Standard: DIN 6798
• External tooth design for superior grip