Stainless Steel A4 External Serrated Lock Washer Size 27 mm Thickness 1.6 mm DIN 6798 | AOBSCO

The Stainless Steel A4 External Serrated Lock Washer, manufactured by AOBSCO, is made from high-quality stainless steel A4 to ensure durability and corrosion resistance. This washer features external serrations that bite into the joint surface, providing exceptional clamping force and preventing loosening under vibrations and high pressure. It is ideal for various construction and building applications across Saudi Arabia.

• Size: 27 mm
• Thickness: 1.6 mm
• Standard: DIN 6798
• Material: Stainless Steel A4
• External serrated design for superior grip