The Moroso flush-head quick fastener is an aluminum 5/16in shank with .550in length, supplied as a 10-pack for fastening thicker or layered materials while keeping a low-profile surface. The longer aluminum shank accommodates added depth and reduces weight, offering consistent, neat retention for trim and light fabrication work.
Moroso Quick Fastener - Flush Head - 5/16in x .550in - Aluminum - 10 Pack