Common Sense Turn Button w/Two Screw Holes 91-XB-78322-2A is a durable nickel-plated brass turn button fastener designed for secure and reliable fastening of outdoor fabrics and marine canvas. Featuring a two-hole base for sturdy attachment on hard or soft surfaces, this double height turn button uses a spring mechanism to provide a positive-locking twist action that resists accidental opening. Ideal for marine, patio, awning, and upholstery applications, its marine-grade corrosion resistance ensures long-lasting performance in outdoor and recreational settings. Supplied in a 1000-pack, this heavy-duty metal fastening hardware offers an interchangeable, decorative solution for professional or commercial use.