External Serrated Washers. A2 70 Stainless Steel. These External Serrated Lock Washer which Known as External teeth serrated lock washers highest forms of corrosion-resistant steel, making it last longer than other hardware on the market.
The M3 - M12 A2 STAINLESS STEELSTAR WASHER EXTERNAL SERRATED SHAKEPROOF WASHERS would be a great fit for landscape designers or contractors who need reliable, durable washers with sharp, serrated edges for effectively clearing debris and root systems from driveways or sidewalks.
