DOT Durable Stud 93-BS-10370-1C Government Black Brass 100 pack offers a medium-sized, heavy-duty snap fastener designed for strong holding power on marine canvas and outdoor upholstery projects. Crafted from resilient brass with a government black finish, these self-piercing studs eliminate the need for pre-drilling and provide reliable fastening for boat covers, awnings, tents, umbrellas, gear bags, luggage, and protective gear. Featuring a flange diameter of approximately 14 mm (0.554 in), they comply with military and commercial specifications, ensuring durability and consistent performance across a wide range of outdoor applications. Ideal for enhancing patio décor or outdoor living spaces with dependable, fabric-compatible fasteners.