Lift The Dot Socket with Backing Plate, Nickel Brass Construction, 50 Piece Set Made from durable nickel-plated brass, this socket will snap tightly. Strong enough to pierce through several layers of fabric, it's great for jobs using marine canvas and upholstery fabric. Applications include boat covers, boat seats, gear bags, luggage, outdoor fabric, tents, and awnings. Lift-the-DOT short-prong socket # 90-XX-16205-1A has a height of 0.205 inches. Lift-the-DOT fasteners seal on three sides and release by raising the fourth side where the dot appears. Scovill's DOT product series has offered strength and quality for over 100 years. All fasteners are created in the USA. We Ship Internationally! Northwest Tarp Canvas Check Out Our Quality Tarps! Have a Nice Day!