Lift-the-DOT Washer 90-BS-16501-1A in nickel-plated brass offers a secure, durable solution for attaching marine canvas, outdoor fabric, and upholstery--this pack of 100 heavy-duty washers is designed to withstand harsh environments while resisting corrosion. These washers lock firmly on three sides and release easily when lifted on the fourth, making them ideal for boat covers, seats, gear bags, luggage, tents, and awnings where a strong, reliable fastener is needed. Compatible with Lift-the-DOT fastener systems and specific setting tools, each washer meets stringent specifications for marine, automotive, and military applications, ensuring lasting performance where it matters most. Upgrade outdoor and marine projects with hardware that combines strength, convenience, and trusted construction.