The Moroso flush-head quick fastener is a steel 5/16in shank with .550in length, sold as a 10-pack for fastening thicker assemblies where a flush surface is desired. The extended shank provides extra reach for layered materials while the flush head minimizes protrusion, making these fasteners suitable for trim, panels, and light fabrication tasks.
Moroso Quick Fastener - Flush Head - 5/16in x .550in - Steel - 10 Pack