Lift-the-DOT Socket 90-XX-16206--1B is a government black brass snap fastener measuring .275 inch, offered in a convenient 100 pack. This heavy-duty socket securely locks on three sides and releases by lifting the fourth, preventing accidental openings for reliable fastening. Its corrosion-resistant black brass construction makes it ideal for marine, military, automotive, and outdoor uses such as canvas, tent, awning, boat cover, luggage, and protective gear attachments. Designed for fabric-to-fabric or fabric-to-surface applications, it includes a clinch or backing plate and meets military specification MS27977-2B, ensuring robust performance and durability in demanding environments.