Common Sense Turn Button 91-XB-78322--1G Government Black Brass 100 pack combines durable brass construction with a corrosion-resistant government black finish, providing a reliable fastener solution for securing fabric and panels. Featuring both single and two screw hole options, this positive-locking turn button uses a spring mechanism to ensure secure attachment, ideal for marine, military, aviation, luggage, tent fastener, and protective gear applications. Supplied in a standard 100 pack, it supports versatile outdoor living enhancements such as patio covers and boat canvases with a sturdy, functional design that balances strength and ease of use.