DOT Durable Stud 93-BS-10370-2A is a medium-sized, nickel-plated brass snap fastener designed for tough outdoor fabrics like marine canvas and upholstery. Sold in sets of 1000, this heavy-duty stud features a robust snap action and self-piercing design, allowing it to puncture thick materials without pre-drilling. With a 14.072 mm (0.554 inch) flange diameter, it provides firm holding power and reliable durability for applications such as tents, awnings, boat covers, outdoor upholstery, gear bags, luggage, and industrial curtains. Its corrosion-resistant brass construction meets military and commercial specs and is commonly used alongside posts, caps, and sockets in privacy curtains, tarps, uniforms, and protective gear, making it a versatile choice for enhancing patio decor and outdoor living projects.